refactor: role="status" 설정시 aria-atomic=true이기 때문에 코드 수정 #361

frontend/src/components/ReadyMembersContainer/ReadyMembersContainer.tsx

@@ -41,7 +41,7 @@ const ReadyMembersContainer = () => {
   return (
     <section css={readyMembersContainerLayout}>
       <div css={totalNumber}>
-        <div role="status">{`총 인원 ${members.length}명`}</div>
+        <div role="status">총 인원 ${members.length}명</div>
         <button css={inviteButton} onClick={handleClickInvite} ref={returnFocusRef}>
           초대하기
         </button>