Handle WebsocketConnectionError during mqtt auto reconnect (#133697)

followup to #133610 to handle the exception in the auto reconnect
path as well

fixes #132985

homeassistant/components/mqtt/client.py

@@ -695,12 +695,15 @@ class MQTT:
 
     async def _reconnect_loop(self) -> None:
         """Reconnect to the MQTT server."""
+        # pylint: disable-next=import-outside-toplevel
+        import paho.mqtt.client as mqtt
+
         while True:
             if not self.connected:
                 try:
                     async with self._connection_lock, self._async_connect_in_executor():
                         await self.hass.async_add_executor_job(self._mqttc.reconnect)
-                except OSError as err:
+                except (OSError, mqtt.WebsocketConnectionError) as err:
                     _LOGGER.debug(
                         "Error re-connecting to MQTT server due to exception: %s", err
                     )