chore: Added new Rust Course (#11312)

* chore: Added new Rust Course

Signed-off-by: Soorya U <sooryau7@gmail.com>

* fix: Fixed Lint Issue

Signed-off-by: Soorya U <sooryau7@gmail.com>

---------

Signed-off-by: Soorya U <sooryau7@gmail.com>

courses/free-courses-en.md

@@ -1594,6 +1594,7 @@
 * [Rust Projects](https://www.youtube.com/playlist?list=PLJbE2Yu2zumDD5vy2BuSHvFZU0a6RDmgb) - Tensor Programming
 * [Rust Tutorial](https://www.youtube.com/playlist?list=PLLqEtX6ql2EyPAZ1M2_C0GgVd4A-_L4_5) - Doug Milford
 * [Take your first steps with Rust](https://learn.microsoft.com/en-us/training/paths/rust-first-steps/) - Microsoft.com
+* [The Rust Lang Book](https://www.youtube.com/playlist?list=PLai5B987bZ9CoVR-QEIN9foz4QCJ0H2Y8) - Let's Get Rusty
 
 
 ### Spark