updated docs

Signed-off-by: Nwusongqing <wusongqing@huawei.com>

en/application-dev/ability/fa-dataability.md

@@ -276,9 +276,9 @@ The basic dependency packages include:
 
 The following sample is provided to help you better understand how to develop a Data ability:
 
-- [eTSDataAbility](https://gitee.com/openharmony/app_samples/tree/master/ability/eTSDataAbility)
+- [DataAbility](https://gitee.com/openharmony/app_samples/tree/master/ability/DataAbility)
 
-This **eTSDataAbility** sample shows how to:
+This sample shows how to:
 
 Create a Data ability in the **data.ts** file in the **DataAbility** directory.
 

en/application-dev/ability/fa-serviceability.md

@@ -390,9 +390,10 @@ export default {
 
 ### The following sample is provided to help you better understand how to develop a Service ability:
 
-- [eTSServiceAbility](https://gitee.com/openharmony/app_samples/tree/master/ability/eTSServiceAbility)
+- [ServiceAbility](https://gitee.com/openharmony/app_samples/tree/master/ability/ServiceAbility)
 
-This **eTSServiceAbility** sample shows how to:
+
+This sample shows how to:
 
 Create a local Service ability in the **service.ts** file in the **ServiceAbility** directory.
 

en/application-dev/ability/stage-serviceextension.md

@@ -80,8 +80,8 @@ Declare the Service Extension ability in the **module.json** file by setting its
 
 The following sample is provided to help you better understand how to develop a Service Extension ability:
 
-- [ServiceExtensionAbility](https://gitee.com/openharmony/app_samples/tree/master/ability/eTSServiceExtAbility)
+- [ServiceExtensionAbility](https://gitee.com/openharmony/app_samples/tree/master/ability/ServiceExtAbility)
 
-This **ServiceExtensionAbility** sample shows how to:
+This sample shows how to:
 
 Create a Service Extension ability in the **ServiceExtAbility.ts** file in the **ServiceExtensionAbility** directory.