`spec/mailers/shared/notify.rb` shoud be in `spec/support`
spec/mailers/shared/notify.rb
should be moved to spec/support
and renamed something like spec/support/notify_shared_examples.rb
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
spec/mailers/shared/notify.rb
should be moved to spec/support
and renamed something like spec/support/notify_shared_examples.rb