Use ColorMode enum in tolo (#70541)

homeassistant/components/tolo/light.py

@@ -1,10 +1,9 @@
 """TOLO Sauna light controls."""
-
 from __future__ import annotations
 
 from typing import Any
 
-from homeassistant.components.light import COLOR_MODE_ONOFF, LightEntity
+from homeassistant.components.light import ColorMode, LightEntity
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
@@ -26,8 +25,9 @@ async def async_setup_entry(
 class ToloLight(ToloSaunaCoordinatorEntity, LightEntity):
     """Sauna light control."""
 
+    _attr_color_mode = ColorMode.ONOFF
     _attr_name = "Sauna Light"
-    _attr_supported_color_modes = {COLOR_MODE_ONOFF}
+    _attr_supported_color_modes = {ColorMode.ONOFF}
 
     def __init__(
         self, coordinator: ToloSaunaUpdateCoordinator, entry: ConfigEntry