Fix Molecule default scenario tests

tasks/main.yml

@@ -18,6 +18,17 @@
     mode: "0750"
   when: bind9_backup_config is defined and bind9_backup_config | bool
 
+- name: Ensure logging directory exists if defined
+  ansible.builtin.file:
+    path: "{{ bind9_log_dir }}"
+    state: directory
+    owner: bind
+    group: bind
+    mode: "0750"
+  when:
+    - bind9_log_dir is defined
+    - bind9_log_dir is not none
+
 - name: Deploy and Validate Configuration
   tags:
     - bind9
@@ -34,6 +45,7 @@
         owner: root
         group: bind
         mode: "0640"
+      when: bind9_backup_config | bool
       changed_when: false
       failed_when: false # It's okay if the file doesn't exist yet
       loop: "{{ bind9_config }}"