Added Arduino Course (#11538)

* Added Arduino Course

* Update free-courses-hi.md

courses/free-courses-hi.md

@@ -136,6 +136,7 @@
 
 * [Arduino Programming In Hindi (Full Playlist)](https://www.youtube.com/watch?v=KOa1aVijhao) - SBS online classes
 * [Arduino Programming Series (हिंदी में)](https://www.youtube.com/playlist?list=PLV3C-t_tgjGFyXP_-AF37AoIuxM9jzELM) - Engineers & Electronics
+* [Arduino project in hindi](https://www.youtube.com/playlist?list=PLLpp1gWWec-Fj93mz9kfflp_ovplKCpR4) -  Praveen Innovation Lab
 * [Complete Arduino Tutorial Learn Arduino Programming in Hindi](https://www.youtube.com/playlist?list=PLg2KtP8cgLjzNu5G2bQQLxFeBiqk8IO0s) - Techtalks With Vivek
 * [Learn Arduino in Hindi](https://www.youtube.com/playlist?list=PLVl__93X7ZlxnDtEY1_ibH-fECYEAKAQC) - TEKNOISTIX