!3078 更新文档链接

Merge pull request !3078 from 刘宝/master

zh-cn/application-dev/ability/fa-dataability.md

@@ -276,7 +276,7 @@ Data提供方可以自定义数据的增、删、改、查，以及文件打开
 
 针对dataAbility开发，有以下示例工程可供参考：
 
-- [eTSDataAbility](https://gitee.com/openharmony/app_samples/tree/master/ability/eTSDataAbility)
+- [eTSDataAbility](https://gitee.com/openharmony/app_samples/tree/master/ability/DataAbility)
 
 本示例eTSDataAbility中：
 

zh-cn/application-dev/ability/fa-serviceability.md

@@ -390,7 +390,8 @@ export default {
 
 ### 针对serviceAbility开发，有以下示例工程可供参考：
 
-- [eTSServiceAbility](https://gitee.com/openharmony/app_samples/tree/master/ability/eTSServiceAbility)
+- [eTSServiceAbility](https://gitee.com/openharmony/app_samples/tree/master/ability/ServiceAbility)
+
 
 本示例eTSServiceAbility中：
 

zh-cn/application-dev/ability/stage-serviceextension.md

@@ -80,7 +80,7 @@ ExtensionAbility，是Stage模型中新增的扩展组件的基类，一般用
 
 针对ServiceExtensionAbility开发，有以下示例工程可供参考：
 
-- [ServiceExtensionAbility](https://gitee.com/openharmony/app_samples/tree/master/ability/eTSServiceExtAbility)
+- [ServiceExtensionAbility](https://gitee.com/openharmony/app_samples/tree/master/ability/ServiceExtAbility)
 
 本示例ServiceExtensionAbility中：