Use enums in samsung_tv (#62047)

homeassistant/components/samsungtv/media_player.py

@@ -8,7 +8,10 @@ from typing import Any
 import voluptuous as vol
 from wakeonlan import send_magic_packet
 
-from homeassistant.components.media_player import DEVICE_CLASS_TV, MediaPlayerEntity
+from homeassistant.components.media_player import (
+    MediaPlayerDeviceClass,
+    MediaPlayerEntity,
+)
 from homeassistant.components.media_player.const import (
     MEDIA_TYPE_CHANNEL,
     SUPPORT_NEXT_TRACK,
@@ -104,7 +107,7 @@ class SamsungTVDevice(MediaPlayerEntity):
         self._attr_state: str | None = None
         self._attr_unique_id = config_entry.unique_id
         self._attr_is_volume_muted: bool = False
-        self._attr_device_class = DEVICE_CLASS_TV
+        self._attr_device_class = MediaPlayerDeviceClass.TV
         self._attr_source_list = list(SOURCES)
 
         if self._on_script or self._mac: