fix: remove unnecessary dependency from useCallService effect

src/app/features/call/useCall.ts

@@ -157,7 +157,7 @@ export function useCallService(): CallContextValue {
       service?.dispose();
       setGlobalCallService(null); // Clear global reference
     };
-  }, [mx, configuredLivekitUrl]);
+  }, [mx]);
 
   const startCall = useCallback(
     async (roomId: string, callType: CallType) => {