Add the Edge label in the 'Engineering Workflow' page
See discussion: https://gitlab.slack.com/archives/core/p1477317132003317
/cc @DouweM @stanhu @smcgivern
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
See discussion: https://gitlab.slack.com/archives/core/p1477317132003317
/cc @DouweM @stanhu @smcgivern