Remove defaults for required vars

roles/partitioning/tasks/btrfs.yml

@@ -28,7 +28,7 @@
       changed_when: false
 
     - name: Make root subvolumes
-      when: cis | bool or item.subvol not in ['var_log_audit']
+      when: cis_enabled or item.subvol not in ['var_log_audit']
       ansible.builtin.command: btrfs su cr /mnt/{{ '@' if item.subvol == 'root' else '@' + item.subvol }}
       args:
         creates: /mnt/{{ '@' if item.subvol == 'root' else '@' + item.subvol }}
@@ -43,7 +43,7 @@
       register: partitioning_btrfs_subvol_result
 
     - name: Set quotas for subvolumes
-      when: cis | bool
+      when: cis_enabled
       ansible.builtin.command: btrfs qgroup limit {{ item.quota }} /mnt/{{ '@' if item.subvol == 'root' else '@' + item.subvol }}
       loop:
         - {subvol: home, quota: 2G}