Merge branch 'master' into 27963-tooltips-jobs

* master:
  Remove orange caret icon from mr widget
  Add index to ci_trigger_requests for commit_id
  rspec_profiling: Discover the correct branch name in GitLab CI
  Show parent group members for nested group
  Updated protected branches dropdown image in docs
  Fix admin_labels_spec.rb transient failure
  Make sure our current .gitlab-ci.yml is valid
  Show Pipeline(not Job) in MR desktop notification
  Make min width smaller for user settings