new course added (#10295)

* new course added

* Update courses/free-courses-en.md

Co-authored-by: Eric Hellman <eric@hellman.net>

---------

Co-authored-by: Eric Hellman <eric@hellman.net>

courses/free-courses-en.md

@@ -157,6 +157,7 @@
 * [Data Structures and Algorithms](https://youtube.com/playlist?list=PLBZBJbE_rGRV8D7XZ08LK6z-4zPoWzu5H) - CS Dojo
 * [Data Structures and Algorithms](https://www.youtube.com/playlist?list=PLdo5W4Nhv31bbKJzrsKfMpo_grxuLl8LU) - Jenny's lectures CS/IT NET&JRF
 * [Data Structures and Algorithms](https://techdevguide.withgoogle.com/paths/data-structures-and-algorithms/?no-filter=true) - Tech Dev Guide by Google
+* [Data Structures and Algorithms](https://nptel.ac.in/courses/106102064) - Naveen Garg (NPTEL)
 * [Data Structures And Algorithms DSA In JAVA Full Course](https://www.youtube.com/playlist?list=PLrk5tgtnMN6StFV60jlQ9W-RXyHppbp8G) - Coding Ninjas
 * [Data Structures and Algorithms for Beginners](https://www.youtube.com/watch?v=BBpAmxU_NQo) - Mosh Hamedani (Programming with Mosh)
 * [Data Structures and Algorithms Full Course](https://www.youtube.com/watch?v=LcKqYoX8uH4) - Simplilearn (YouTube, Video length 7:13:56)