adding ansible install requierments

.github/workflows/ci.yml

@@ -36,6 +36,8 @@ jobs:
           python-version: 3.8.9
       - name: Install test dependencies.
         run: pip install -r requirements.txt
+      - name: Install ansible dependencies.
+        run: ansible-galaxy install -r requirements.yml
       - name: Syntax Check
         run: |
           ansible-playbook setup-linode.yml --syntax-check