Migrate avion light to color_mode (#69075)

homeassistant/components/avion/light.py

@@ -8,8 +8,8 @@ import voluptuous as vol
 
 from homeassistant.components.light import (
     ATTR_BRIGHTNESS,
+    COLOR_MODE_BRIGHTNESS,
     PLATFORM_SCHEMA,
-    SUPPORT_BRIGHTNESS,
     LightEntity,
 )
 from homeassistant.const import (
@@ -25,8 +25,6 @@ import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
 
-SUPPORT_AVION_LED = SUPPORT_BRIGHTNESS
-
 DEVICE_SCHEMA = vol.Schema(
     {
         vol.Required(CONF_API_KEY): cv.string,
@@ -75,7 +73,8 @@ def setup_platform(
 class AvionLight(LightEntity):
     """Representation of an Avion light."""
 
-    _attr_supported_features = SUPPORT_AVION_LED
+    _attr_support_color_mode = COLOR_MODE_BRIGHTNESS
+    _attr_support_color_modes = {COLOR_MODE_BRIGHTNESS}
     _attr_should_poll = False
     _attr_assumed_state = True
     _attr_is_on = True