Merge pull request #327 from humaid0x/fix-japanese-readme-link

docs: add missing Chinese language link to Japanese README

Author: Leeaandrob

README.ja.md

@@ -12,7 +12,7 @@
 <img src="https://img.shields.io/badge/license-MIT-green" alt="License">
 </p>
 
-**日本語** | [English](README.md)
+[中文](README.zh.md) | **日本語** | [English](README.md)
 
 </div>