Fix inconsistency in spec
Created by: JonRowe
@cbliard pointed out on ca3d7fe3 via https://github.com/rspec/rspec-core/pull/1703/files#r24651173 that these specs don't actually assert what they are meant to, so corrected...
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Created by: JonRowe
@cbliard pointed out on ca3d7fe3 via https://github.com/rspec/rspec-core/pull/1703/files#r24651173 that these specs don't actually assert what they are meant to, so corrected...