use enums in skybeacon (#62052)

homeassistant/components/skybeacon/sensor.py

@@ -8,11 +8,14 @@ from pygatt.backends import Characteristic, GATTToolBackend
 from pygatt.exceptions import BLEError, NotConnectedError, NotificationTimeout
 import voluptuous as vol
 
-from homeassistant.components.sensor import PLATFORM_SCHEMA, SensorEntity
+from homeassistant.components.sensor import (
+    PLATFORM_SCHEMA,
+    SensorDeviceClass,
+    SensorEntity,
+)
 from homeassistant.const import (
     CONF_MAC,
     CONF_NAME,
-    DEVICE_CLASS_TEMPERATURE,
     EVENT_HOMEASSISTANT_STOP,
     PERCENTAGE,
     STATE_UNKNOWN,
@@ -91,7 +94,7 @@ class SkybeaconHumid(SensorEntity):
 class SkybeaconTemp(SensorEntity):
     """Representation of a Skybeacon temperature sensor."""
 
-    _attr_device_class = DEVICE_CLASS_TEMPERATURE
+    _attr_device_class = SensorDeviceClass.TEMPERATURE
     _attr_native_unit_of_measurement = TEMP_CELSIUS
 
     def __init__(self, name, mon):