Improve debug-message

Author: bouwew

plugwise_usb/connection/sender.py

@@ -75,7 +75,7 @@ async def write_request_to_port(self, request: PlugwiseRequest) -> None:
         self._stick_response = self._loop.create_future()
 
         request.add_send_attempt()
-        _LOGGER.info("Send %s", request)
+        _LOGGER.info("Sending %s", request)
 
         # Write message to serial port buffer
         serialized_data = request.serialize()