Add the new timeout parameter of shutdown_default_executor to typeshed

Author: 1st1

uvloop/loop.pyi

@@ -271,7 +271,10 @@ class Loop:
         sock: Optional[socket] = ...,
     ) -> tuple[asyncio.BaseProtocol, _ProtocolT]: ...
     async def shutdown_asyncgens(self) -> None: ...
-    async def shutdown_default_executor(self) -> None: ...
+    async def shutdown_default_executor(
+        self,
+        timeout: Optional[float] = ...,
+    ) -> None: ...
     # Loop doesn't implement these, but since they are marked as abstract in typeshed,
     # we have to put them in so mypy thinks the base methods are overridden
     async def sendfile(