Update free-courses-hi.md (#7137)

* Update free-courses-hi.md

Added a playlist for Rust

* Update courses/free-courses-hi.md

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

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

courses/free-courses-hi.md

@@ -26,6 +26,7 @@
 * [R](#r)
 * [Ruby](#ruby)
     * [Ruby on Rails](#ruby-on-rails)
+* [Rust](#rust)
 
 
 ### Algorithms
@@ -238,3 +239,8 @@
 #### Ruby on Rails
 
 * [Ruby on Rails 5 Tutorial(Hindi)](https://www.youtube.com/playlist?list=PLgPJX9sVy92yV7Qt6_8ElC9paGWdtdIbb) - CS Geeks
+
+
+### Rust
+
+* [Rust Complete Tutorial In Hindi](https://www.youtube.com/playlist?list=PLRuqvIc0eAmp8Lv6M4BKQWEinvCuqdVFP) - One Two Coding