refactor: update rooms_map dictionary key type from string to integer

Author: allenporter

roborock/devices/traits/v1/home.py

@@ -125,7 +125,7 @@ async def _refresh_map_info(self, map_info: MultiMapsListMapInfo) -> CombinedMap
         # - RoomsTrait rooms that are pulled from the cloud API
         # We always prefer the RoomsTrait room names since they are always newer and
         # just refreshed above.
-        rooms_map: dict[str, NamedRoomMapping] = {
+        rooms_map: dict[int, NamedRoomMapping] = {
             **map_info.rooms_map,
             **{room.segment_id: room for room in self._rooms_trait.rooms or ()},
         }