Support v4 CI API
Connected with gitlab-ce#27585. With v9.0 we're moving with Runner's related API to /api/v4/...
so we should also add new routes definitions to internal/upstream/routes.go
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Connected with gitlab-ce#27585. With v9.0 we're moving with Runner's related API to /api/v4/...
so we should also add new routes definitions to internal/upstream/routes.go