feat: denote that the old course is old

Author: honzajavorek

sources/academy/webscraping/scraping_basics_legacy/index.md

@@ -1,8 +1,8 @@
 ---
-title: Web scraping basics for JavaScript devs
+title: Web scraping basics for JavaScript devs (old)
 description: Learn how to develop web scrapers with this comprehensive and practical course. Go from beginner to expert, all in one place.
-sidebar_position: 3
-sidebar_label: Web scraping basics with JS
+sidebar_position: 7
+sidebar_label: Web scraping basics with JS (old)
 category: web scraping
 slug: /scraping-basics-javascript/legacy
 unlisted: true