fix(api): reduce the severity of retry message from warning to info. (#8192)

Author: amitlissack

api/src/opentrons/drivers/asyncio/communication/serial_connection.py

@@ -119,7 +119,7 @@ async def send_data(
                 self.raise_on_error(response=str_response)
                 return str_response
 
-            log.warning(f'{self.name}: retry number {retry}/{retries}')
+            log.info(f'{self.name}: retry number {retry}/{retries}')
 
             await self.on_retry()