Use new EntityCategory enum in Tibber (#61279)

homeassistant/components/tibber/sensor.py

@@ -18,7 +18,6 @@ from homeassistant.const import (
     ELECTRIC_CURRENT_AMPERE,
     ELECTRIC_POTENTIAL_VOLT,
     ENERGY_KILO_WATT_HOUR,
-    ENTITY_CATEGORY_DIAGNOSTIC,
     EVENT_HOMEASSISTANT_STOP,
     PERCENTAGE,
     POWER_WATT,
@@ -28,7 +27,7 @@ from homeassistant.core import callback
 from homeassistant.exceptions import PlatformNotReady
 from homeassistant.helpers import update_coordinator
 from homeassistant.helpers.device_registry import async_get as async_get_dev_reg
-from homeassistant.helpers.entity import DeviceInfo
+from homeassistant.helpers.entity import DeviceInfo, EntityCategory
 from homeassistant.helpers.entity_registry import async_get as async_get_entity_reg
 from homeassistant.util import Throttle, dt as dt_util
 
@@ -165,7 +164,7 @@ RT_SENSORS: tuple[SensorEntityDescription, ...] = (
         device_class=SensorDeviceClass.SIGNAL_STRENGTH,
         native_unit_of_measurement=SIGNAL_STRENGTH_DECIBELS,
         state_class=SensorStateClass.MEASUREMENT,
-        entity_category=ENTITY_CATEGORY_DIAGNOSTIC,
+        entity_category=EntityCategory.DIAGNOSTIC,
     ),
     SensorEntityDescription(
         key="accumulatedReward",