Remove duplicate C++ Screencast (#10095)

* Add Deno Crash Course by Traversy Media

* Update course link for Deno

* Remove duplicate C++ Screencast

casts/free-podcasts-screencasts-en.md

@@ -54,7 +54,6 @@
 
 * [C++ Complete Course](https://www.youtube.com/playlist?list=PLlrATfBNZ98dudnM48yfGUldqGD0S4FFb) - Yan Chernikov (screencast)
 * [C++ Programming Video Lectures](https://www.youtube.com/playlist?list=PLTZbNwgO5ebo64D1k0DJQGX30X6iSTmRr) - Saurabh School of Computing (screencast)
-* [C++ Series](https://www.youtube.com/playlist?list=PLlrATfBNZ98dudnM48yfGUldqGD0S4FFb) - The Cherno (screencast)
 * [C++ Standard Library](https://www.youtube.com/playlist?list=PL5jc9xFGsL8G3y3ywuFSvOuNm3GjBwdkb) - Bo Qian (screencast)
 * [C++ STL by example](https://www.youtube.com/playlist?list=PLZ9NgFYEMxp5oH3mrr4IlFBn03rjS-gN1) - Douglas Schmidt (screencast)
 * [C++ STL: The ONLY Video You Need | Compulsory for DSA/CP](https://www.youtube.com/watch?v=PZogbfU4X5E) - Utkarsh Gupta (screencast)

courses/free-courses-en.md

@@ -934,6 +934,7 @@
 
 * [Deno Beginner](https://denobeginner.com) - Ahmad Awais (email address *required*)
 * [Deno Course - Better than Node.js?](https://www.youtube.com/watch?v=TQUy8ENesGY) - The Codeholic, freeCodeCamp
+* [Deno Jump-start Tutorial](https://www.youtube.com/playlist?list=PL4cUxeGkcC9gnaJdxuGvEGYQ9iHb8mxsh) - Net Ninja
 
 
 #### Electron