fix links

Signed-off-by: Nzengyawen <zengyawen1@huawei.com>

en/application-dev/dfx/hiappevent-guidelines.md

@@ -146,9 +146,3 @@ The following example illustrates how to log and subscribe to button click event
    HiAppEvent eventPkg.size=124
    HiAppEvent eventPkg.info={"domain_":"button","name_":"click","type_":4,"time_":1670268234523,"tz_":"+0800","pid_":3295,"tid_":3309,"click_time":100}
    ```
-
-## Samples
-
-The following sample is provided to help you better understand how to develop the application event logging feature:
-
-- [`JsDotTest`: Event Logging (JS) (API8)](https://gitee.com/openharmony/applications_app_samples/tree/master/DFX/JsDotTest)