actionlint says:
- "branches" filter is not available for merge_group event. it is only for push, pull_request, pull_request_target, workflow_run events [events]
- "paths" filter is not available for merge_group event. it is only for push, pull_request, pull_request_target events [events]
- "paths-ignore" filter is not available for merge_group event. it is only for push, pull_request, pull_request_target events [events]