refreshRooms를 useCallback 훅으로 변경

-import React, { useContext, useEffect, useState } from 'react';
+import React, { useCallback, useContext, useEffect, useState } from 'react';
 import { Main } from '../components/common/Main';
 import { MessageResponse, MessageType } from '../components/common/types';
 import { RoomBlock } from '../components/rooms/RoomBlock';
@@ -9,7 +9,7 @@ export const Rooms: React.FC = () => {
   const socket = useContext(SocketContext);
   const [ rooms, setRooms ] = useState<Room[]>([]);
 
-  const refreshRooms = () => {
+  const refreshRooms = useCallback(() => {
     socket.emit(MessageType.ROOM_LIST_REQUEST, (response: MessageResponse<Room[]>) => {
       if (response.ok) {
         setRooms(response.result!);
@@ -18,7 +18,7 @@ export const Rooms: React.FC = () => {
         console.log("방 목록을 수신하지 못함");
       }
     });
-  }
+  }, []);
 
   useEffect(refreshRooms, []);