sysctl tags (#373)

* sysctl tags

* lost tag

---------

Co-authored-by: Gianni <gianni@chainlabo.com>
Co-authored-by: Gianni Carabelli <gianni.carabelli@skytv.it>

roles/prereq/tasks/main.yml

@@ -15,20 +15,23 @@
     value: "1"
     state: present
     reload: yes
+  tags: sysctl
 
 - name: Enable IPv6 forwarding
   ansible.posix.sysctl:
     name: net.ipv6.conf.all.forwarding
     value: "1"
     state: present
     reload: yes
+  tags: sysctl
 
 - name: Enable IPv6 router advertisements
   ansible.posix.sysctl:
     name: net.ipv6.conf.all.accept_ra
     value: "2"
     state: present
     reload: yes
+  tags: sysctl
 
 - name: Add br_netfilter to /etc/modules-load.d/
   copy:
@@ -53,6 +56,7 @@
   loop:
     - net.bridge.bridge-nf-call-iptables
     - net.bridge.bridge-nf-call-ip6tables
+  tags: sysctl
 
 - name: Add /usr/local/bin to sudo secure_path
   lineinfile: