Port of "Add filter param for user's authorized projects in V4 "
EE Port of gitlab-org/gitlab-ce!9674
Allow filtering by authorized projects on /api/v4/projects endpoint using authorized param.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
EE Port of gitlab-org/gitlab-ce!9674
Allow filtering by authorized projects on /api/v4/projects endpoint using authorized param.