Port of simple-eslint-fixes to EE
A port of gitlab-ce!8536 to gitlab-ee which addresses conflict resolutions and some additional eslint fixes exclusive to ee frontend code.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
A port of gitlab-ce!8536 to gitlab-ee which addresses conflict resolutions and some additional eslint fixes exclusive to ee frontend code.