flush data when updater encounters an error

Author: dahlb

custom_components/ha_carrier/carrier_data_update_coordinator.py

@@ -81,6 +81,7 @@ async def _async_update_data(self):
             return [system.__repr__() for system in self.systems]
         except Exception as error:
             _LOGGER.exception(error)
+            self.data_flush = True
             raise UpdateFailed(error) from error
 
     def system(self, system_serial: str) -> System: