add korean translation link

Author: deep-diver

README.md

@@ -64,3 +64,4 @@ Members of the 🤗 community have begin translating the course! We're planning
 |:------------------------------------------------------------------------------|:-----------------------------------------------------------------------------------|
 | [Chinese](https://github.com/darcula1993/diffusion-models-class-CN/blob/main/README_CN.md)     | [@darcula1993](https://github.com/darcula1993) [@XhrLeokk](https://github.com/XhrLeokk) [@SuSung-boy](https://github.com/SuSung-boy) [@Hoi2022](https://github.com/Hoi2022)|
 | [Japanese](https://github.com/eltociear/diffusion-models-class-JA/blob/main/README_JA.md)     | [@eltociear](https://github.com/eltociear)|
+| [Korean](https://github.com/deep-diver/diffusion-models-class/blob/main/README_KR.md)     | [@deep-diver](https://github.com/deep-diver)