docs: add missing translations in `blog/react-19.md`#1267

lumirlumir merged 2 commits intoreactjs:mainreactjs/ko.react.dev:mainfrom

thelightway24:fix/blog-2024-12-05-react-19thelightway24/ko.react.dev:fix/blog-2024-12-05-react-19Copy head branch name to clipboard