fix: unused variable

Signed-off-by: miacycle <184569369+miacycle@users.noreply.github.com>

Author: miacycle

src/sections/Learn-Layer5/Course-Overview/index.js

@@ -16,7 +16,7 @@ import BookmarkNotification from "../../../components/Learn-Components/BookmarkN
 
 const CourseOverview = ({ course, chapters, serviceMeshesList, children }) => {
 
-  const extractedSection = (chapters.length > 0 ? chapters[0].fields.section : "");
+  // const extractedSection = (chapters.length > 0 ? chapters[0].fields.section : "");
   const [hasBookmark, setHasBookmark] = useState(false);
   const [bookmarkUrl, setBookmarkUrl] = useState("");
   const [showNotification, setShowNotification] = useState(true);