Add missing ansible dependency in lint workflow.

Author: geerlingguy

.github/workflows/ci.yml

@@ -23,7 +23,7 @@ jobs:
           python-version: '3.x'
 
       - name: Install test dependencies.
-        run: pip3 install yamllint ansible-lint
+        run: pip3 install yamllint ansible ansible-lint
 
       - name: Lint code.
         run: |