Remove invalid return values in setup methods [i-p] (#63363)

Co-authored-by: epenet <epenet@users.noreply.github.com>

homeassistant/components/lifx_cloud/scene.py

@@ -1,4 +1,6 @@
 """Support for LIFX Cloud scenes."""
+from __future__ import annotations
+
 import asyncio
 from http import HTTPStatus
 import logging
@@ -11,8 +13,11 @@ import voluptuous as vol
 
 from homeassistant.components.scene import Scene
 from homeassistant.const import CONF_PLATFORM, CONF_TIMEOUT, CONF_TOKEN
+from homeassistant.core import HomeAssistant
 from homeassistant.helpers.aiohttp_client import async_get_clientsession
 import homeassistant.helpers.config_validation as cv
+from homeassistant.helpers.entity_platform import AddEntitiesCallback
+from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -27,7 +32,12 @@ PLATFORM_SCHEMA = vol.Schema(
 )
 
 
-async def async_setup_platform(hass, config, async_add_entities, discovery_info=None):
+async def async_setup_platform(
+    hass: HomeAssistant,
+    config: ConfigType,
+    async_add_entities: AddEntitiesCallback,
+    discovery_info: DiscoveryInfoType | None = None,
+) -> None:
     """Set up the scenes stored in the LIFX Cloud."""
     token = config.get(CONF_TOKEN)
     timeout = config.get(CONF_TIMEOUT)
@@ -43,20 +53,19 @@ async def async_setup_platform(hass, config, async_add_entities, discovery_info=
 
     except (asyncio.TimeoutError, aiohttp.ClientError):
         _LOGGER.exception("Error on %s", url)
-        return False
+        return
 
     status = scenes_resp.status
     if status == HTTPStatus.OK:
         data = await scenes_resp.json()
         devices = [LifxCloudScene(hass, headers, timeout, scene) for scene in data]
         async_add_entities(devices)
-        return True
+        return
     if status == HTTPStatus.UNAUTHORIZED:
         _LOGGER.error("Unauthorized (bad token?) on %s", url)
-        return False
+        return
 
     _LOGGER.error("HTTP error %d on %s", scenes_resp.status, url)
-    return False
 
 
 class LifxCloudScene(Scene):