Update free-courses-en.md (#10780)

courses/free-courses-en.md

@@ -1135,6 +1135,8 @@
 #### Webpack
 
 * [Learn Webpack Course](https://www.classcentral.com/course/youtube-learn-webpack-course-45823/classroom) - Colt Steele
+* [Webpack 5](https://www.youtube.com/playlist?list=PLmZPx_9ZF_sB4orswXdpThGMX9ii2uP7Z) - Swashbuckling with Code
+* [Webpack Tutorials for Beginners](https://www.youtube.com/playlist?list=PL4cUxeGkcC9iTQ3J5oa6orDIMQKKxl8dC) - Net Ninja
 
 
 ### Julia