api: debounce multiple mqtt parameter updates for frontend

api/src/dooris_api/app.py

@@ -1,6 +1,7 @@
 from typing import Optional, List, AsyncIterable
 import logging
 import secrets
+import asyncio
 from datetime import datetime, UTC
 from fastapi import FastAPI, Request, Response, status
 from fastapi.responses import RedirectResponse
@@ -243,6 +244,7 @@ async def watch_locks(ccujack: deps.CCUJackClient) -> AsyncIterable[List[models.
     while True:
         yield await list_locks(ccujack)
         await ccujack.data_updated.wait()
+        await asyncio.sleep(0.1) # debounce multiple mqtt parameter updates
 
 
 @app.patch(