[Issue # 7586] Added Hindi/Urdu Course (#7702)

* Update free-courses-hi.md

Added one new course.

* Added Free Course

Added Hindi/Urdu NLP course.

* Made changes to the lines creating a test issue.

courses/free-courses-hi.md

@@ -33,6 +33,7 @@
 * [Linux](#linux)
 * [Machine Learning](#machine-learning)
 * [Mathematics](#mathematics)
+* [Natural Language Processing](#natural-language-processing)
 * [Networking](#networking)
 * [Operating Systems](#operating-systems)
 * [PHP](#php)
@@ -309,6 +310,11 @@
 * [Statistics And Probability](https://www.youtube.com/playlist?list=PLU6SqdYcYsfLRq3tu-g_hvkHDcorrtcBK) - Gajendra Purohit
 
 
+### Natural Language Processing
+
+* [Natural Language Processing with Deep NLP from Zero to Hero](https://www.youtube.com/playlist?list=PLtCBuHKmdxOefxJhd6u8KY9vTN8G5D5yG) - Fahad Hussain 
+
+
 ### Networking
 
 * [3.4 Computer Networks (Complete Playlist)](https://www.youtube.com/playlist?list=PLmXKhU9FNesSjFbXSZGF8JF_4LVwwofCd) - Knowledge Gate