fix: standardize YAML formatting and improve readability in bind9 configuration files

tasks/main.yml

@@ -15,7 +15,7 @@
     state: directory
     owner: root
     group: root
-    mode: '0750'
+    mode: "0750"
   when: bind9_backup_config is defined and bind9_backup_config | bool
 
 - name: Deploy and Validate Configuration
@@ -33,9 +33,9 @@
         remote_src: true
         owner: root
         group: bind
-        mode: '0640'
+        mode: "0640"
       changed_when: false
-      failed_when: false  # It's okay if the file doesn't exist yet
+      failed_when: false # It's okay if the file doesn't exist yet
       loop: "{{ bind9_config }}"
       loop_control:
         label: "{{ item.name }}"
@@ -46,7 +46,7 @@
         dest: "{{ bind9_cfgdir }}/{{ item.name }}"
         owner: root
         group: bind
-        mode: '0640'
+        mode: "0640"
       loop: "{{ bind9_config }}"
       loop_control:
         label: "{{ item.name }}"
@@ -65,7 +65,7 @@
         remote_src: true
         owner: root
         group: bind
-        mode: '0640'
+        mode: "0640"
       loop: "{{ bind9_config }}"
       loop_control:
         label: "{{ item.name }}"