Adapt testing to #55

#55 was missing molecule testing and verify step needs to be adapted.

molecule/default/variables.yml

@@ -0,0 +1 @@
+../../tasks/variables.yml

molecule/default/verify.yml

@@ -4,15 +4,8 @@
   gather_facts: true
 
   tasks:
-    - name: Load OS-specific vars
-      ansible.builtin.include_vars: "{{ lookup('first_found', params) }}"
-      vars:
-        params:
-          files:
-            - "{{ ansible_distribution }}.yml"
-            - "{{ ansible_os_family }}.yml"
-          paths:
-            - "vars"
+    - name: Include OS vars
+      ansible.builtin.import_tasks: variables.yml
 
     - name: Verify pkg status
       ansible.builtin.package: