[지라이슈없음] prodOptYn -> optProdYn 변경

[원인] 백엔드 수정사항

com.twin.app.shoptime/src/views/DetailPanel/SingleProduct/SingleOption.jsx

@@ -703,7 +703,7 @@ export default function SingleOption({
         >
           {productOptionInfos &&
             productOptionInfos.length > 0 &&
-            productInfo.prodOptYn === "Y" && (
+            productInfo.optProdYn === "Y" && (
               <ContainerLF spotlightId="billingProduct-optionContainer">
                 {productOptionInfos.length !== 1 && (
                   <div className={css.optionLayer}>