Bump eslint in /ui/tests in the ui-dependencies group across 1 directory

Bumps the ui-dependencies group with 1 update in the /ui/tests directory: [eslint](https://github.com/eslint/eslint).


Updates `eslint` from 8.57.0 to 9.4.0
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/main/CHANGELOG.md)
- [Commits](eslint/eslint@v8.57.0...v9.4.0)

---
updated-dependencies:
- dependency-name: eslint
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: ui-dependencies
...

Signed-off-by: dependabot[bot] <support@github.com>