Fix types in guild.py

discord/state.py

@@ -470,7 +470,9 @@ class ConnectionState:
         ws = self._get_websocket(guild_id)  # This is ignored upstream
         await ws.request_chunks(guild_id, query=query, limit=limit, presences=presences, nonce=nonce)
 
-    async def query_members(self, guild: Guild, query: str, limit: int, user_ids: List[int], cache: bool, presences: bool):
+    async def query_members(
+        self, guild: Guild, query: Optional[str], limit: int, user_ids: Optional[List[int]], cache: bool, presences: bool
+    ) -> List[Member]:
         guild_id = guild.id
         ws = self._get_websocket(guild_id)
         if ws is None: