roles/common: use FQCN in handler

roles/common/defaults/main.yml

@@ -8,7 +8,7 @@ fail2ban_maxretry: 6
 fail2ban_findtime: 3600
 # 2 weeks in seconds
 fail2ban_bantime: 1209600
-fail2ban_ignoreip: 127.0.0.1/8 172.26.0.0/16 192.168.5.0/24
+fail2ban_ignoreip: 127.0.0.1/8
 
 # Disable SSH passwords. Must use SSH keys. This is OK because we add the keys
 # before re-configuring the SSH daemon to disable passwords.

roles/common/handlers/main.yml

@@ -7,7 +7,7 @@
     state: reloaded
 
 - name: reload sysctl
-  command: sysctl -p /etc/sysctl.conf
+  ansible.builtin.command: sysctl -p /etc/sysctl.conf
 
 - name: reload systemd
   ansible.builtin.systemd: