stream: make Duplex inherit destroy from Writable
Make Duplex inherit the destroy method from Writable instead of Readable so that pending write callbacks are correctly invoked when the stream is destroyed.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Make Duplex inherit the destroy method from Writable instead of Readable so that pending write callbacks are correctly invoked when the stream is destroyed.