Backport of #5706 to v4.x
This is a backport of #5706 (doc: align doc/api/tls.markdown with style guide) to the v4.x-staging branch as requested @TheAlphaNerd.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
This is a backport of #5706 (doc: align doc/api/tls.markdown with style guide) to the v4.x-staging branch as requested @TheAlphaNerd.