Backport of 5528
This is a backport of #5528 (test: add a place for reproducing known bugs) to the v4.x-staging branch, at @TheAlphaNerd request.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
This is a backport of #5528 (test: add a place for reproducing known bugs) to the v4.x-staging branch, at @TheAlphaNerd request.