[detail] buy now 갯수부분 변경건.

- 기존 드랍다운에서 버튼식으로 변경.
 - 추후 어떻게 될지 모르니 우선 주석처리.

com.twin.app.shoptime/src/views/DetailPanel/components/BuyOption.jsx

@@ -40,6 +40,7 @@ import FavoriteBtn from '../components/FavoriteBtn';
 import styles from './BuyOption.module.less';
 import BuyOptionPriceBlock from './BuyOptionPriceBlock';
 import CustomDropDown from './CustomDropDown';
+import ProductEa from './ProductEa';
 
 const Container = SpotlightContainerDecorator(
   { spotlightRestrict: "self-only" },
@@ -585,12 +586,13 @@ const BuyOption = ({
             <div className={styles.buy_option__label_text}>QUANTITY</div>
           </div>
           <div className={styles.buy_option__option_control}>
-            <CustomDropDown
+            {/* <CustomDropDown
               options={["1", "2", "3", "4", "5"]}
               selectedIndex={quantity - 1}
               onSelect={handleQuantitySelect}
               spotlightId="buy-option-quantity-dropdown"
-            />
+            /> */}
+            <ProductEa />
           </div>
         </div>
       </div>