UX Guide: Button placement in groups
Documenting decisions on button placement based on conversations here: https://gitlab.com/gitlab-org/gitlab-ce/issues/26248#note_22678546
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Documenting decisions on button placement based on conversations here: https://gitlab.com/gitlab-org/gitlab-ce/issues/26248#note_22678546