[Bug] After the configuration was made, it still diverged.

### Search before asking - [x] I had searched in the [issues](https://github.com/apache/skywalking/issues?q=is%3Aissue) and found no similar issues. ### Apache SkyWalking Component Horizon UI (apache/skywalking-horizon-ui) ### What happened <img width="1497" height="261" alt="Image" src="https://github.com/user-attachments/assets/5e51f9a5-0afe-4fdf-a9d1-c661979fe10c" /> After configuring "check diff & push", the divergence still occurred. ### What you expected to happen <img width="741" height="232" alt="Image" src="https://github.com/user-attachments/assets/6c25fe04-2b0e-46c5-b304-34f0eed9e8c4" /> Normal display: SYNCED ### How to reproduce After modifying any level of the dashboard, save it, then check the differences and push. ### Anything else _No response_ ### Are you willing to submit a pull request to fix on your own? - [ ] Yes I am willing to submit a pull request on my own! ### Code of Conduct - [x] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct)