Add links to Korean and Polish READMEs in the English README

Author: jelveh

README.md

@@ -142,6 +142,8 @@ This repository, including all its contents, sub-projects, modules, and componen
 - [Indonesian / Bahasa Indonesia](https://github.com/HeyPuter/puter/blob/main/doc/i18n/README.id.md)
 - [Italian / Italiano](https://github.com/HeyPuter/puter/blob/main/doc/i18n/README.it.md)
 - [Japanese / 日本語](https://github.com/HeyPuter/puter/blob/main/doc/i18n/README.jp.md)
+- [Korean / 한국어](https://github.com/HeyPuter/puter/blob/main/doc/i18n/README.ko.md)
+- [Polish / Polski](https://github.com/HeyPuter/puter/blob/main/doc/i18n/README.pl.md)
 - [Portuguese / Português](https://github.com/HeyPuter/puter/blob/main/doc/i18n/README.pt.md)
 - [Romanian / Română](https://github.com/HeyPuter/puter/blob/main/doc/i18n/README.ro.md)
 - [Russian / Русский](https://github.com/HeyPuter/puter/blob/main/doc/i18n/README.ru.md)