Update free-courses-hi.md (changes made) (#9881)

* Update free-courses-hi.md

added youtube links for git & github and mongoDB

* Update free-courses-hi.md (changes made)

courses/free-courses-hi.md

@@ -248,6 +248,7 @@
 
 ### Git and GitHub
 
+* [Complete Git and Github Tutorials for Beginners](https://www.youtube.com/watch?v=Ez8F0nW6S-w) - Apna College
 * [Complete Git Tutorials For Beginners In Hindi](https://youtube.com/playlist?list=PLu0W_9lII9agwhy658ZPA0MTStKUJTWPi) - CodeWithHarry
 * [Git & GitHub Tutorial For Beginners In Hindi](https://www.youtube.com/watch?v=gwWKnnCMQ5c) - CodeWithHarry
 * [Git & GitHub Tutorial in Hindi](https://www.youtube.com/watch?v=NR_A2gCxaLE) - Edureka! Hindi
@@ -420,6 +421,7 @@
 ### Mongo DB
 
 * [Mongo DB full course for beginners](https://youtube.com/playlist?list=PLwGdqUZWnOp1P9xSsJg7g3AY0CUjs-WOa) -Thapa Technical
+* [MongoDB playlist in Hindi](https://youtube.com/playlist?list=PLA3GkZPtsafZydhN4nP0h7hw7PQuLsBv1&si=4Je3O9WkMYMu9cWO) - Engineering Digest
 * [MongoDB Tutorial for Beginners (Hindi)](https://www.youtube.com/playlist?list=PLgPJX9sVy92xUxpTFgAOSBHdBwIdxav39) - CS Geeks
 * [MongoDB tutorial in hindi](https://www.youtube.com/playlist?list=PLolI8AY2AS9aaE4Vx0adwfwUh3XiuVewX) - Code Improve
 * [MongoDB Tutorial in Hindi 2022](https://www.youtube.com/playlist?list=PLQDioScEMUhkcqbgJ4ap2k4zg3sT_-Bbc) - Programming Experience