update en/application-dev/database/database-distributedobject-guidelines.md.

Signed-off-by: N@ge-yafang <geyafang@huawei.com>

en/application-dev/database/database-distributedobject-guidelines.md

@@ -171,12 +171,4 @@ The following example shows how to implement a distributed data object synchroni
        ```js
        local_object.setSessionId("");
        ```
-## Samples
-
-The following example is provided for you to better understand the development of distributed data objects:
-
-- [Distributed Notepad](https://gitee.com/openharmony/distributeddatamgr_objectstore/tree/master/samples/distributedNotepad)
-
-
-When an event of the Notepad app occurs on a device, such as a note is added, the tile or content of a note is changed, or the event list is cleared, the change will be synchronized to other devices in the trusted network.