update zh-cn/third-party-cases/collapse-and-expand.md.

Signed-off-by: Nduangavin123 <duanxichao@huawei.com>
Signed-off-by: Nduangavin123 <duanxichao@huawei.com>

zh-cn/third-party-cases/collapse-and-expand.md

@@ -301,9 +301,9 @@ struct CollapseAndExpand {
 }
 ```
 ## 参考
-[显示动画](../application-dev/reference/arkui-ts/ts-explicit-animation.md/)
-[@Provide和@Consume：与后代组件双向同步](../application-dev/quick-start/arkts-provide-and-consume.md/)
-[list开发指导](../zh-cn/application-dev/ui/ui-js-components-list.md/)
+[显示动画](../application-dev/reference/arkui-ts/ts-explicit-animation.md)
+[@Provide和@Consume：与后代组件双向同步](../application-dev/quick-start/arkts-provide-and-consume.md)
+[list开发指导](../zh-cn/application-dev/ui/ui-js-components-list.md)