Newcourses (#7217)

* VideoCourseUpdate

* VideoCourseUpdate

* VideoCourseUpdate

* VideoCourseUpdate

* VideoCourseUpdate

* VideoCourseUpdate

* VideoCourseUpdate

* new_courses

* new_courses

* new_courses

* new_courses

* new_courses

* new_courses

* new_courses

* new_courses

* new_courses

* new_courses

* lint: alphabetize

Co-authored-by: David Ordás <3125580+davorpa@users.noreply.github.com>

courses/free-courses-en.md

@@ -231,6 +231,8 @@
 ### C
 
 * [C Language Tutorial for Beginners (With Notes)](https://www.youtube.com/watch?v=_MF8L7ZxwRE) - ProgrammingWithHarry (YouTube)
+* [C Programming](https://www.youtube.com/playlist?list=PLBlnK6fEyqRggZZgYpPMUxdY1CYkZtARR) - Sujeet Singh (Neso Academy)
+* [C Programming & Data Structures](https://www.youtube.com/playlist?list=PLBlnK6fEyqRhX6r2uhhlubuF5QextdCSM) - Sujeet Singh (Neso Academy)
 * [C Programming Tutorial](https://www.youtube.com/playlist?list=PL_RGaFnxSHWoGzOXqtKeM71OLpvZbuU0P)
 * [C Programming Tutorial for Beginners](https://www.youtube.com/watch?v=KJgsSFOSQv0) - Mike Dane (freeCodeCamp)
 * [Introduction to Computer Science](https://www.edx.org/course/cs50s-introduction-to-computer-science)

courses/free-courses-hi.md

@@ -149,7 +149,9 @@
 
 ### HTML and CSS
 
+* [CSS Tutorial in Hindi \| Complete CSS Course For Beginners to Advanced \| Step By Step Tutorial](https://www.youtube.com/watch?v=WyxzAU3p8CE) - Vishwajeet Kumar (Tech Gun)
 * [HTML CSS & Browser APIs](https://www.youtube.com/playlist?list=PL-Jc9J83PIiHU9RkY9sfh3G64-bd0ptvC) - Pepcoding
+* [HTML Tutorial in Hindi \| Complete HTML Course For Beginners to Advanced](https://www.youtube.com/watch?v=QXPWs00RD3A) - Vishwajeet Kumar (Tech Gun)
 * [Web Development Course](https://www.youtube.com/playlist?list=PLfqMhTWNBTe3H6c9OGXb5_6wcc1Mca52n) - Apna College
 * [Web Development Tutorials for Beginners in Hindi: HTML, CSS, JavaScript and more](https://www.youtube.com/playlist?list=PLu0W_9lII9agiCUZYRsvtGTXdxkzPyItg) - CodeWithHarry