[components] SectionTitle 수정

Detail Notes :

1. props 추가, itemCount

com.twin.app.shoptime/src/components/SectionTitle/SectionTitle.jsx

@@ -4,14 +4,19 @@ import classNames from "classnames";
 
 import css from "./SectionTitle.module.less";
 
-export default memo(function SectionTitle({ className, title, ...rest }) {
+export default memo(function SectionTitle({
+  className,
+  itemCount,
+  title,
+  ...rest
+}) {
   return (
     <h2
       className={classNames(className ? className : css.sectionTitle)}
       {...rest}
     >
       <span />
-      {title}
+      {itemCount ? <>{`${title + " (" + itemCount + ")"}`}</> : <>{title}</>}
     </h2>
   );
 });