Update translation files

Updated by "Cleanup translation files" add-on in Weblate.

Translation: Trilium Notes/README
Translate-URL: https://hosted.weblate.org/projects/trilium/readme/

Author: weblate

docs/README-ko.md

@@ -33,7 +33,7 @@ quick overview:
 
 <a href="https://triliumnext.github.io/Docs/Wiki/screenshot-tour"><img src="./docs/app.png" alt="Trilium Screenshot" width="1000"></a>
 
-## ⏬ Download
+## ⏬ 내려받기
 - [Latest release](https://github.com/TriliumNext/Trilium/releases/latest) –
   stable version, recommended for most users.
 - [Nightly build](https://github.com/TriliumNext/Trilium/releases/tag/nightly) –