add scenes support

Author: regevbr

roborock/web_api.py

@@ -293,7 +293,7 @@ async def get_scenes(self, user_data: UserData, home_id: int) -> list[HomeDataRo
         else:
             raise RoborockException("home_response result was an unexpected type")
 
-    async def execute_scene(self, user_data: UserData, scene_id: int) -> list[HomeDataRoom]:
+    async def execute_scene(self, user_data: UserData, scene_id: int) -> None:
         rriot = user_data.rriot
         if rriot is None:
             raise RoborockException("rriot is none")