[영상 작동 수정]

- 영상 화면 live next 버튼에 포커스가 가면 영상 리스트가 노출되도록 변경.
 - onFocus 추가하여 focus시 작동하도록 변경.

com.twin.app.shoptime/src/views/PlayerPanel/PlayerTabContents/v2/LiveChannelNext.jsx

@@ -23,6 +23,7 @@ export default function LiveChannelNext({
   programName = 'Sandal Black...',
   backgroundColor = 'linear-gradient(180deg, #284998 0%, #06B0EE 100%)',
   onClick,
+  onFocus,
   spotlightId = 'live-channel-next-button',
 }) {
   const handleSpotlightUp = (e) => {
@@ -47,6 +48,7 @@ export default function LiveChannelNext({
       <SpottableDiv
         className={css.liveChannelButton}
         onClick={onClick}
+        onFocus={onFocus}
         spotlightId={spotlightId}
         onSpotlightUp={handleSpotlightUp}
         onSpotlightDown={handleSpotlightDown}

com.twin.app.shoptime/src/views/PlayerPanel/PlayerTabContents/v2/TabContainer.v2.jsx

@@ -337,6 +337,7 @@ export default function TabContainerV2({
             }
             onClick={onLiveNext}
             spotlightId="live-channel-next-button"
+            onFocus={onLiveNext}
           />
           <ShopNowButton onClick={onShopNowButtonClick} />
         </>