update zh-cn/application-dev/Readme-CN.md.

Signed-off-by: NLiAn <lian15@huawei.com>
Signed-off-by: NLiAn <lian15@huawei.com>

zh-cn/application-dev/Readme-CN.md

@@ -29,7 +29,6 @@
         - [HAR](quick-start/har-package.md)
         - HSP
           - [应用内HSP开发指导](quick-start/in-app-hsp.md)
-          - [应用间HSP开发指导（仅对系统应用开放）](quick-start/cross-app-hsp.md)
     - 应用配置文件（Stage模型）
       - [应用配置文件概述（Stage模型）](quick-start/application-configuration-file-overview-stage.md)
       - [app.json5配置文件](quick-start/app-configuration-file.md)