Try to define a custom ANSIBLE_ROLES_PATH

.. to tell the Github Action where to install roles via ansible-galaxy.

Ref: https://docs.ansible.com/ansible/latest/galaxy/user_guide.html#setting-where-to-install-roles

.github/workflows/matrix.yml

@@ -22,5 +22,7 @@ jobs:
         uses: actions/checkout@v4
       - name: Run ansible-lint
         uses: ansible/ansible-lint@v24.10.0
+        env:
+          ANSIBLE_ROLES_PATH: ./roles:roles/galaxy
         with:
           requirements_file: requirements.yml