Deprecate bindRemoteViewsService

bindRemoteViewsService was a hidden API in AppWidgetManager that
only exists for RemoteViewsAdapter. With the conversion to push-based
model this method is no longer in use, this CL added the logic to
prevent potential abuse of a dead api.


Bug: 343439232
Change-Id: I3ec82be676179cd01e9448b14888ed211264ad7b
Test: manual
Flag: android.appwidget.flags.remote_adapter_conversion