Add log info in the rfxtrx component

homeassistant/components/sensor/rfxtrx.py

@@ -43,6 +43,10 @@ def setup_platform(hass, config, add_devices_callback, discovery_info=None):
                     rfxtrx.RFX_DEVICES[entity_id] = new_sensor
                     add_devices_callback([new_sensor])
             else:
+                _LOGGER.info(
+                    "EntityID: %s sensor_update",
+                    entity_id,
+                )
                 rfxtrx.RFX_DEVICES[entity_id].event = event
 
     if sensor_update not in rfxtrx.RECEIVED_EVT_SUBSCRIBERS: