ci: make markdownlint ignore tests/roles

Signed-off-by: Sergei Petrosian <[email protected]>

.github/workflows/ansible-lint.yml

@@ -44,6 +44,6 @@ jobs:
           mkdir -p "$coll_dir/.git"
 
       - name: Run ansible-lint
-        uses: ansible/ansible-lint@v6
+        uses: ansible/ansible-lint@v24
         with:
           working_directory: .tox/ansible_collections/${{ env.LSR_ROLE2COLL_NAMESPACE }}/${{ env.LSR_ROLE2COLL_NAME }}