stairway shelly url added to comment

function/stairway.py

@@ -15,7 +15,7 @@ logger = logging.getLogger(ROOT_LOGGER_NAME).getChild(__name__)
 
 class stairway(room_shelly_motion_sensor):
     def __init__(self, mqtt_client):
-        # http://
+        # http://shelly1-3494546A9364
         super().__init__(mqtt_client, config.TOPIC_STW_STAIRWAY_MAIN_LIGHT_SHELLY, config.TOPIC_STW_STAIRWAY_MAIN_LIGHT_GUI_SWITCH,
                          config.TOPIC_STW_STAIRWAY_MAIN_LIGHT_MOTION_SENSOR_GF,
                          config.TOPIC_STW_STAIRWAY_MAIN_LIGHT_MOTION_SENSOR_FF, config.TOPIC_STW_STAIRWAY_MAIN_LIGHT_MIN_ON_TIME)