add ansible-lint to workflow

.github/workflows/ci.yml

@@ -31,10 +31,13 @@ jobs:
       - name: Install test dependencies.
         run: pip3 install yamllint
 
-      - name: Lint code.
+      - name: Lint code - yamllint.
         run: |
           yamllint .
 
+      - name: Lint code - ansible-lint
+        uses: ansible/[email protected]
+
   molecule:
     name: Molecule
     runs-on: ubuntu-latest