Add NOTICE file
@jacobvosmaer-gitlab Should we include notice entries for only the packages we use directly (e.g. we don't use protobuf directly)?
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
@jacobvosmaer-gitlab Should we include notice entries for only the packages we use directly (e.g. we don't use protobuf directly)?