Leave an empty line between pod and code to all the files under lib

Following the recommendation all the perl POD documentation should have a
empty line before the beginning of the code as a good practice. In this PR all
the files which found under lib directory and its subdirectories are adding a
new line from all the cases which matched `=cut\nsub`

Signed-off-by: Ioannis Bonatakis <ybonatakis@suse.com>

lib/Distribution/Opensuse/Leap/15.pm

@@ -24,6 +24,7 @@ Returns controller for license agreement which differs from SLE due to
 openSUSE use a different UI flow to accept the default license.
 
 =cut
+
 sub get_firstboot_license_agreement {
     return Installation::License::Opensuse::Firstboot::LicenseAgreementController->new();
 }

lib/DistributionProvider.pm

@@ -30,6 +30,7 @@ Returns the certain distribution depending on the version of the product.
 If there is no matched version, then returns Tumbleweed as the default one.
 
 =cut
+
 sub provide {
     return Distribution::Sle::15_current->new() if is_sle('>=15-sp3');
     return Distribution::Sle::15sp2->new() if is_sle('>15');

lib/Installation/Partitioner/AbstractExpertPartitionerController.pm

@@ -22,6 +22,7 @@ see C<_add_partition>.
 $args->{raid_level} defines wanted raid level.
 
 =cut
+
 sub add_raid();
 
 =head2 accept_changes_and_press_next
@@ -31,6 +32,7 @@ sub add_raid();
 Accept partitioning setup and proceed to the next page.
 
 =cut
+
 sub accept_changes_and_press_next();
 
 =head2 run_expert_partitioner
@@ -40,6 +42,7 @@ sub accept_changes_and_press_next();
 Open Expert Partitioner with existing partitions.
 
 =cut
+
 sub run_expert_partitioner();
 
 =head2 add_partition_on_gpt_disk
@@ -52,6 +55,7 @@ $args->{partition}`contains hash reference with parameters for the partition,
 see C<_add_partition>.
 
 =cut
+
 sub add_partition_on_gpt_disk();
 
 =head2 _finish_partition_creation
@@ -62,6 +66,7 @@ Method finished partitioning, has different implementation in libstorage and
 libstorage-ng
 
 =cut
+
 sub _finish_partition_creation();
 
 sub _set_partition_size {

lib/Installation/Partitioner/LibstorageNG/v3/ExpertPartitionerController.pm

@@ -49,6 +49,7 @@ Expected values are [existing|current].
 if none is given the existing partiotion is used as deault.
 
 =cut
+
 sub run_expert_partitioner {
     my ($self, $option) = @_;
     $option //= 'existing';

lib/Mitigation.pm

@@ -78,6 +78,7 @@ To reboot and waiting system back and login it.
 This could support IPMI and QEMU backend.
 C<$timeout> in seconds.
 =cut
+
 sub reboot_and_wait {
     my ($self, $timeout) = @_;
     if (is_ipmi) {

lib/Remote/Lab.pm

@@ -59,6 +59,7 @@ Setup tunnel(s) over SSH based on an openSSH configuration configuring a
 "jumpbox" including forwarding a port for remote log uploading.
 
 =cut
+
 sub setup_ssh_tunnels {
     my ($self) = @_;
     return if get_var('_SSH_TUNNELS_INITIALIZED');

lib/Utils/Architectures.pm

@@ -48,6 +48,7 @@ our %EXPORT_TAGS = (
 Returns C<check_var('ARCH', 's390x')>.
 
 =cut
+
 sub is_s390x {
     return check_var('ARCH', 's390x');
 }
@@ -59,6 +60,7 @@ sub is_s390x {
 Returns C<check_var('ARCH', 'is_i586')>.
 
 =cut
+
 sub is_i586 {
     return check_var('ARCH', 'i586');
 }
@@ -70,6 +72,7 @@ sub is_i586 {
 Returns C<check_var('ARCH', 'is_i686')>.
 
 =cut
+
 sub is_i686 {
     return check_var('ARCH', 'i686');
 }
@@ -81,6 +84,7 @@ sub is_i686 {
 Returns C<check_var('ARCH', 'x86_64')>.
 
 =cut
+
 sub is_x86_64 {
     return check_var('ARCH', 'x86_64');
 }
@@ -92,6 +96,7 @@ sub is_x86_64 {
 Returns C<check_var('ARCH', 'is_x86_64_v2')>.
 
 =cut
+
 sub is_x86_64_v2 {
     return 0 unless is_x86_64;
     my $cpu_flags = script_output('lscpu | grep -i flags');
@@ -108,6 +113,7 @@ sub is_x86_64_v2 {
 Returns C<check_var('ARCH', 'aarch64')>.
 
 =cut
+
 sub is_aarch64 {
     return check_var('ARCH', 'aarch64');
 }
@@ -119,6 +125,7 @@ sub is_aarch64 {
 Returns C<get_var('ARCH') =~ /arm/>.
 
 =cut
+
 sub is_arm {
     return (get_var('ARCH') =~ /arm/);    # Can match arm, armv7, armv7l, armv7hl, ...
 }
@@ -130,6 +137,7 @@ sub is_arm {
 Returns C<check_var('ARCH', 'ppc64le')>.
 
 =cut
+
 sub is_ppc64le {
     return check_var('ARCH', 'ppc64le');
 }
@@ -141,6 +149,7 @@ sub is_ppc64le {
  Returns C<check_var('ARCH', 'ppc64')>.
 
 =cut
+
 sub is_ppc64 {
     return check_var('ARCH', 'ppc64');
 }
@@ -152,6 +161,7 @@ sub is_ppc64 {
 Returns C<true if machine FQDN has arch.suse.de suffix>.
 
 =cut
+
 sub is_orthos_machine {
     my $sut_fqdn = get_var('SUT_IP', 'nosutip');
     return 1 if $sut_fqdn =~ /(arch\.suse\.de)/im;
@@ -165,6 +175,7 @@ sub is_orthos_machine {
 Returns C<true if machine FQDN has qa.suse.de, qa2.suse.asia or arch.suse.de suffix>.
 
 =cut
+
 sub is_supported_suse_domain {
     my $sut_fqdn = get_var('SUT_IP', 'nosutip');
     return 1 if $sut_fqdn =~ /(arch\.suse\.de|qa2\.suse\.asia|qa\.suse\.de)/im;

lib/Utils/Firewalld.pm

@@ -21,6 +21,7 @@ Adds tcp C<$port> to C<$zone> of permanent configuration. Port can be a single p
 number or a range of ports e.g. 3000-5000
 
 =cut
+
 sub add_port_to_zone {
     my ($args) = @_;
     assert_script_run("firewall-cmd --zone=$args->{zone} --add-port=$args->{port}/tcp --permanent");

lib/Utils/Systemd.pm

@@ -35,6 +35,7 @@ Mask it if I<$mask_service> evaluates to true. Default: false
 Raise a failure if I<$ignore_failure> evaluates to true. Default: false
 
 =cut
+
 sub disable_and_stop_service {
     my ($service_name, %args) = @_;
     die "disable_and_stop_service(): no service name given" if ($service_name =~ /^ *$/);
@@ -53,6 +54,7 @@ Wrapper around systemctl call to be able to add some useful options.
 Please note that return code of this function is handle by 'script_run' or
 'assert_script_run' function, and as such, can be different.
 =cut
+
 sub systemctl {
     my ($command, %args) = @_;
     croak "systemctl(): no command specified" if ($command =~ /^ *$/);
@@ -74,6 +76,7 @@ sub systemctl {
 Return list of started systemd services
 
 =cut
+
 sub get_started_systemd_services {
     return keys(%started_systemd_services);
 }
@@ -83,6 +86,7 @@ sub get_started_systemd_services {
 Clear the list of started systemd services
 
 =cut
+
 sub clear_started_systemd_services {
     %started_systemd_services = ();
 }

lib/YaST/NetworkSettings/AbstractNetworkSettingsController.pm

@@ -60,6 +60,7 @@ The function just adds the device, but does not save the changes by closing
 Network Settings Dialog.
 
 =cut
+
 sub add_bridged_device();
 
 =head2 add_bond_slave
@@ -72,6 +73,7 @@ The function just adds the device, but does not save the changes by closing
 Network Settings Dialog.
 
 =cut
+
 sub add_bond_slave();
 
 =head2 add_vlan_device
@@ -84,6 +86,7 @@ The function just adds the device, but does not save the changes by closing
 Network Settings Dialog.
 
 =cut
+
 sub add_vlan_device();
 
 =head2 view_bridged_device_without_editing
@@ -94,6 +97,7 @@ Open already created Bridged Device for editing, view its settings, do not
 change any settings and close the Edit Dialog.
 
 =cut
+
 sub view_bridged_device_without_editing();
 
 =head2 view_bond_slave_without_editing
@@ -104,6 +108,7 @@ Open already created Bond Slave Device for editing, view its settings, do not
 change any settings and close the Edit Dialog.
 
 =cut
+
 sub view_bond_slave_without_editing();
 
 sub delete_bridged_device {

lib/apachetest.pm

@@ -33,6 +33,7 @@ Possible values for C<$mode> are: SSL, NSS, NSSFIPS, PHP7 and PHP8
  setup_apache2(mode => 'SSL');
 
 =cut
+
 sub setup_apache2 {
     my %args = @_;
     my $mode = uc $args{mode} || "";
@@ -163,6 +164,7 @@ sub setup_apache2 {
 Set up a postgres data base
 
 =cut
+
 sub setup_pgsqldb {
     # without changing current working directory we get:
     # 'could not change directory to "/root": Permission denied'
@@ -183,6 +185,7 @@ sub setup_pgsqldb {
 Destroy a postgres data base
 
 =cut
+
 sub destroy_pgsqldb {
     assert_script_run 'pushd /tmp';
 
@@ -221,6 +224,7 @@ Set up a postgres database and configure for:
 =back
 
 =cut
+
 sub test_pgsql {
     # configuration so that PHP can access PostgreSQL
     # setup password
@@ -365,6 +369,7 @@ EOF
 Create the 'openQAdb' database with table 'test' and insert one element
 
 =cut
+
 sub test_mysql {
     # create the 'openQAdb' database with table 'test' and insert one element 'can php read this?'
     my $setup_openQAdb = "CREATE DATABASE openQAdb; USE openQAdb; " .

lib/apparmortest.pm

@@ -107,6 +107,7 @@ sub aa_tmp_prof_prepare {
 Verify that program can start with temporary profiles and then restore to the enforce status with normal profiles
 
 =cut
+
 sub aa_tmp_prof_verify {
     my ($self, $prof_dir_tmp, $prog) = @_;
 
@@ -127,6 +128,7 @@ sub aa_tmp_prof_verify {
 Remove appamor temporary profiles
 
 =cut
+
 sub aa_tmp_prof_clean {
     my ($self, $prof_dir_tmp) = @_;
 
@@ -142,6 +144,7 @@ sub aa_tmp_prof_clean {
 Get the named profile for an executable program
 
 =cut
+
 sub get_named_profile {
     my ($self, $profile_name) = @_;
 
@@ -158,6 +161,7 @@ sub get_named_profile {
 
 Check the output of aa-status: if a given profile belongs to a given mode
 =cut
+
 sub aa_status_stdout_check {
     my ($self, $profile_name, $profile_mode) = @_;
 
@@ -175,6 +179,7 @@ sub aa_status_stdout_check {
 Fetch ip details
 
 =cut
+
 sub ip_fetch {
     # "# hostname -i/-I" can not work in some cases
     my $ip = script_output("ip -4 -f inet -o a | grep -E \'eth0|ens\' | sed -n 's/\.*inet \\([0-9.]\\+\\)\.*/\\1/p'");
@@ -204,6 +209,7 @@ Set up mail server with Postfix and Dovecot:
 =back
 
 =cut
+
 sub setup_mail_server_postfix_dovecot {
     my ($self) = @_;
     my $ip = "";
@@ -754,6 +760,7 @@ sub create_log_content_is_special {
 Upload mail warn, err and info logs for reference
 
 =cut
+
 sub upload_logs_mail {
     # Upload mail warn, err and info logs for reference
     if (script_run("! [[ -e $mail_err_log ]]")) {
@@ -774,6 +781,7 @@ sub upload_logs_mail {
 Restart auditd and apparmor in root-console
 
 =cut
+
 sub pre_run_hook {
     my ($self) = @_;
 
@@ -790,6 +798,7 @@ sub pre_run_hook {
 Run post_fail_hook and upload audit logs
 
 =cut
+
 sub post_fail_hook {
     my ($self) = shift;