Added a C Programming Course in free-courses-hi.md (#11496)

courses/free-courses-hi.md

@@ -180,6 +180,7 @@
 * [C Language Tutorial For Beginners In Hindi (With Notes)](https://www.youtube.com/watch?v=ZSPZob_1TOk) - CodeWithHarry
 * [C Language Tutorial in Hindi](https://www.youtube.com/playlist?list=PLmRclvVt5DtksgReOH3s7R1_cb1QA8vrb) - codeitup
 * [C Language Tutorials In Hindi](https://www.youtube.com/playlist?list=PLu0W_9lII9aiXlHcLx-mDH1Qul38wD3aR) - CodeWithHarry
+* [C Programming Course](https://www.youtube.com/playlist?list=PLxgZQoSe9cg1drBnejUaDD9GEJBGQ5hMt) - College Wallah
 * [C Programming Tutorials](https://www.youtube.com/playlist?list=PLiOa6ike4WAHH3HyPUu6pUG-r0LApvW-l) - Vikas Pandey, easytuts4you