Add React and JavaScript courses, check_urls=free-courses-en.md (#5073)

free-courses-en.md

@@ -338,6 +338,7 @@
 * [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)
+* [ES6 and Typescript Tutorial](https://www.youtube.com/playlist?list=PLC3y8-rFHvwhI0V5mE9Vu6Nm-nap8EcjV) - Codevolution
 * [Intro to JavaScript ES6 programming](https://www.youtube.com/playlist?list=PL-xu4i_QDSxcoDNeh8rx5-pHCCTOg0XsI)
 * [Javascript Essentials](https://www.udemy.com/javascript-essentials/) - Lawrence Turton (Udemy)
 * [Javascript30](https://javascript30.com) - Wesbos
@@ -382,6 +383,7 @@
 * [React basic in just 1 hour](https://www.udemy.com/course/react-basic-in-just-1-hour/) (Udemy)
 * [React Crash Course 2020](https://www.youtube.com/watch?v=4UZrsTqkcW4) - freecodecamp
 * [React Hooks](https://www.youtube.com/playlist?list=PLZlA0Gpn_vH8EtggFGERCwMY5u5hOjf-h) - WebDevSimplified
+* [ReactJS Tutorial for Beginners](https://www.youtube.com/playlist?list=PLC3y8-rFHvwgg3vaYJgHGnModB54rxOk3) - Codevolution
 * [Start Using React to Build Web Applications](https://egghead.io/courses/react-fundamentals)