!17442 dco地址更新，无需翻译

Merge pull request !17442 from zengyawen/master

en/contribute/FAQ.md

@@ -41,7 +41,7 @@ The possible causes for a verification failure include:
 
    **Solution**
 
-   Click [https://dco.openharmony.io/sign/Z2l0ZWUlMkZvcGVuX2hhcm1vbnk=) to sign the DCO or check the signing status. 
+   Click [here](https://dco.openharmony.cn/sign) to sign the DCO or check the signing status. 
 
    Enter **check dco** in the Pull Requests comment box and click **Comment**. The system will check the DCO signing status again.
 

zh-cn/contribute/FAQ.md

@@ -44,7 +44,7 @@ OS\(操作系统\)开发时，经常会遇到多个代码仓的修改具有编
 
    **解决办法**：
 
-   点击[这里](https://dco.openharmony.io/sign/Z2l0ZWUlMkZvcGVuX2hhcm1vbnk=)签署、查看签署状态。
+   点击[这里](https://dco.openharmony.cn/sign)签署、查看签署状态。
 
    在PR的评论框输入`check dco`后，单击”评论”，系统将再次进行DCO校验。