Added a Three.js Course (#10276)

* Added a Three.js Course

Three.js course on youtube

* Updated the Title of the Playlist

Updated the title of the playlist

* Fixing Lint issues

fixed the lint issue which i was facing

courses/free-courses-en.md

@@ -1055,6 +1055,7 @@
 #### Three.js
 
 * [Three.js Tutorial Crash Course](https://www.youtube.com/watch?v=YK1Sw_hnm58) - Chris Courses
+* [Three.js Tutorials](https://www.youtube.com/playlist?list=PLjcjAqAnHd1EIxV4FSZIiJZvsdrBc1Xho) - Wael Yasmina
 
 
 ### TypeScript