[Improvement][UI] Improve Kyuubi UI Engine Page filter condition

### Code of Conduct

- [X] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct)

### Search before asking

- [X] I have searched in the [issues](https://github.com/apache/kyuubi/issues?q=is%3Aissue) and found no similar issues.

### What would you like to be improved?

As title:
1. Kyuubi UI Engine Page filter condition
2. menu header title font-style

### How should we improve?

_No response_

### Are you willing to submit PR?

- [X] Yes. I would be willing to submit a PR with guidance from the Kyuubi community to improve.
- [ ] No. I cannot submit a PR at this time.

Start by locating the Kyuubi UI Engine Page and its menu header styles. Clarify the intended filter condition and font style with the community, then verify that the page filters correctly and the header matches the agreed appearance.

Written by the indexing model from the issue text.