Fix side by side comment widget
Fixes comment button for empty lines in side by side diff view.
Fixes #19824 (closed) Fixes #19957 (closed)
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Fixes comment button for empty lines in side by side diff view.
Fixes #19824 (closed) Fixes #19957 (closed)