WIP: Try to enable merge request pipelines
What does this MR do?
Picking:
- https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/27116
- https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/27282
Tests:
- pipeline with no changes: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/27387
- pipeline with changing docs only: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/27388
- pipeline with changing rspec only: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/27389
This tries to enable merge-request pipelines for CE/EE.
Related https://gitlab.com/gitlab-org/gitlab-ce/issues/57190
Does this MR meet the acceptance criteria?
Conformity
Edited by Shinya Maeda