Start sender

Author: brefra

plugwise_usb/connection/manager.py

@@ -151,6 +151,7 @@ async def setup_connection_to_stick(self, serial_path: str) -> None:
         if self._receiver is None:
             raise StickError("Protocol is not loaded")
         self._sender = StickSender(self._receiver, self._serial_transport)
+        await self._sender.start()
         await connected_future
         if connected_future.result():
             await self._handle_stick_event(StickEvent.CONNECTED)