Cleanup unneeded code

-save sceenshot is not needed in virtio console
-thunderbird cleanup is done line below

tests/x11/evolution/evolution_prepare_servers.pm

@@ -39,7 +39,6 @@ sub run() {
         zypper_call("--gpg-auto-import-keys ref");
         zypper_call("in dovecot", exitcode => [0, 102, 103]);
         zypper_call("rr dovecot_repo");
-        save_screenshot;
     } else {
         if (is_opensuse) {
             # exim is installed by default in openSUSE, but we need postfix

tests/x11/thunderbird/thunderbird_imap.pm

@@ -40,7 +40,6 @@ sub run {
 
     mouse_hide(1);
     # clean up and start thunderbird
-    script_run("rm -rf .thunderbir*");
     x11_start_program("xterm -e \"killall -9 thunderbird; find ~ -name *thunderbird | xargs rm -rf;\"", valid => 0);
     my $success = eval { x11_start_program("thunderbird", match_timeout => 300); 1 };
     unless ($success) {