Add: Beginner's Series to: JavaScript & Beginner's Series to: Node.js (#4407)

* Add: Beginner's Series to: JavaScript & Beginner's Series to: Node.js

* fix link

free-courses-en.md

@@ -286,6 +286,7 @@
 
 ### JavaScript
 
+* [Beginner's Series to: JavaScript](https://youtube.com/playlist?list=PLlrxD0HtieHhW0NCG7M536uHGOtJ95Ut2) - Microsoft Developer (YouTube)
 * [Bento JavaScript Learning Track](https://bento.io/topic/javascript) (Bento)
 * [Egghead.io](https://egghead.io)
 * [Intro to JavaScript ES6 programming](https://www.youtube.com/playlist?list=PL-xu4i_QDSxcoDNeh8rx5-pHCCTOg0XsI)
@@ -311,6 +312,7 @@
 
 #### NodeJS
 
+* [Beginner's Series to: Node.js](https://youtube.com/playlist?list=PLlrxD0HtieHje-_287YJKhY8tDeSItwtg) - Microsoft Developer (YouTube)
 * [Node.js API Development for Beginners](https://www.udemy.com/course/node-js-api-tutorial/) (Udemy)
 * [Node.js Basics](https://www.youtube.com/playlist?list=PLqq-6Pq4lTTa-d0iZg41U2RDqECol9C5B) - Java Brains (Youtube)