fix ansible-lint errors

roles/mkfs/molecule/default/converge.yml

@@ -7,16 +7,16 @@
     - name: "Check if the disk file already exists"
       ansible.builtin.stat:
         path: /tmp/test_file
-      register: disk_file
+      register: mkfs_disk_file
 
     - name: "Create a file to act as a disk if it doesn't exist"
       ansible.builtin.command: dd if=/dev/zero of=/tmp/test_file bs=1000000 count=100
-      when: not disk_file.stat.exists
-      register: dd_output
-      changed_when: dd_output.rc != 0
+      when: not mkfs_disk_file.stat.exists
+      register: mkfs_dd_output
+      changed_when: mkfs_dd_output.rc != 0
 
   roles:
-    - role: genlab.mkfs
+    - role: genlab.common.mkfs
       mkfs_device: "/tmp/test_file"
       mkfs_type: ext3
       mkfs_state: present