doc: clarify protocol default in http.request()
The previously listed default of 'http' is incorrect, and causes an error to be thrown. This commit changes it to the correct value of 'http:'.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
The previously listed default of 'http' is incorrect, and causes an error to be thrown. This commit changes it to the correct value of 'http:'.