docs: simplify Chinese README community signup (#5311)

Co-authored-by: ag <ag@agdeMacBook-Pro.local>

README.i18n.yaml

@@ -19,7 +19,7 @@
   zh: de815f040975dba7
 /deepseek-harness/community-and-support:
   en: 20acf6451fdc869b
-  zh: d46a07bdc6f36629
+  zh: d06246dd019ecef7
 /deepseek-harness/contributing:
   en: cabc2d3e9f8898bd
   zh: 83b6d238bae29ce3

README.zh.md

@@ -48,19 +48,17 @@ pnpm dsh web
 
 - 通过 [GitHub Discussions](https://github.com/deepseek-ai/deepseek-harness/discussions) 提交反馈或 bug 报告。
 - 为你的插件仓库添加 [`dsh-plugin`](https://github.com/topics/dsh-plugin) 话题，便于被发现。
-- 欢迎加入 DeepSeek Harness 企微群：扫码添加企微小助手并填写入群问卷，完成后小助手会邀请你入群。
+- 欢迎加入 DeepSeek Harness 企微群！扫描下方二维码填写入群问卷，小助手会定期发送入群邀请。
 
 <table>
   <thead>
     <tr>
-      <th align="center">企微小助手</th>
       <th align="center">入群问卷</th>
       <th align="center">微信公众号</th>
     </tr>
   </thead>
   <tbody>
     <tr>
-      <td align="center"><img src="https://cdn.deepseek.com/harness/readme/community-wecom-assistant.png" alt="DeepSeek Harness 企微小助手二维码" width="180" height="180"></td>
       <td align="center"><a href="https://trtgsjkv6r.feishu.cn/share/base/form/shrcnIt5twSVdLGD52KJBckGCgg"><img src="https://cdn.deepseek.com/harness/readme/community-wecom-survey.png" alt="DeepSeek Harness 入群问卷二维码" width="180" height="180"></a></td>
       <td align="center"><img src="https://cdn.deepseek.com/harness/readme/community-wechat-official-account.png" alt="DeepSeek Harness 团队微信公众号二维码" width="180" height="180"></td>
     </tr>