Update README.md

Added a link to a youtube on the topic *Duck Typing in Javascript* by Programming with Karthik

Author: AngadVM

README.md

@@ -217,6 +217,7 @@ All the translations for this repo will be listed below:
 - [Typing: Static vs Dynamic, Weak vs. Strong - Codexpanse](https://www.youtube.com/watch?v=C5fr0LZLMAs)
 - [EL SISTEMA de TIPOS DE JAVASCRIPT - La Cocina del Código](https://www.youtube.com/watch?v=0ei4nb49GKo)
 - [Duck Typing in Javascript - Techmaker Studio](https://www.youtube.com/watch?v=oEpgyoMEkrM)
+- [Duck Typing in Javascript - Programming with Kartik](https://youtu.be/e4X1KAuk6Bs?si=krZKbsM2i3tmIl2G)
 
 ### Books