docs: add HelloGitHub recommendation badge

Author: 1lck

README.md

@@ -14,6 +14,10 @@
     <a href="#develop-lithe">Develop Lithe</a>
   </p>
 
+  <p>
+    <a href="https://hellogithub.com/repository/1lck/Lithe-IDEA" target="_blank"><img src="https://abroad.hellogithub.com/v1/widgets/recommend.svg?rid=633af067f07d4d16af010b9dc16c0b8d&amp;claim_uid=7NYd4yvRlGtqfgr" alt="Featured | HelloGitHub" style="width: 250px; height: 54px;" width="250" height="54"></a>
+  </p>
+
   <p>
     <a href="https://qm.qq.com/cgi-bin/qm/qr?k=&amp;group_code=163027877"><img src="https://img.shields.io/badge/QQ_Group-163027877-EB1923?style=for-the-badge&logo=qq&logoColor=white" alt="Join the Lithe QQ group 163027877"></a>
     <a href="https://gcnctzuuwe9u.feishu.cn/wiki/HJFbwZ0hZirAPnkWF3xcPWkCnid?from=from_copylink"><img src="https://img.shields.io/badge/WeChat_Group-Join_Now-07C160?style=for-the-badge&logo=wechat&logoColor=white" alt="Join the Lithe WeChat group"></a>

README.zh-CN.md

@@ -14,6 +14,10 @@
     <a href="#如何开发">如何开发</a>
   </p>
 
+  <p>
+    <a href="https://hellogithub.com/repository/1lck/Lithe-IDEA" target="_blank"><img src="https://abroad.hellogithub.com/v1/widgets/recommend.svg?rid=633af067f07d4d16af010b9dc16c0b8d&amp;claim_uid=7NYd4yvRlGtqfgr" alt="Featured | HelloGitHub" style="width: 250px; height: 54px;" width="250" height="54"></a>
+  </p>
+
   <p>
     <a href="https://qm.qq.com/cgi-bin/qm/qr?k=&amp;group_code=163027877"><img src="https://img.shields.io/badge/QQ_群-163027877-EB1923?style=for-the-badge&logo=qq&logoColor=white" alt="加入 Lithe QQ 群 163027877"></a>
     <a href="https://gcnctzuuwe9u.feishu.cn/wiki/HJFbwZ0hZirAPnkWF3xcPWkCnid?from=from_copylink"><img src="https://img.shields.io/badge/微信交流群-点击加入-07C160?style=for-the-badge&logo=wechat&logoColor=white" alt="加入 Lithe 微信交流群"></a>