Update powerwall.sh

powerwall.sh

@@ -767,6 +767,10 @@ DOWNLIST(){
 					itemname=${ditem}
 					itemtype=DEVICE
 					itemaddr=${PW_REMOTE_SENSORS[${ditem}]}
+				elif [ "${PW_SENSOR_TYPE[${ditem}]}" == "mqtt" ]; then
+					itemname=${ditem}
+					itemtype=MQTT
+					itemaddr=MQTT
 				else
 					itemname=${ditem}
 					itemtype=SENSOR