Bump the code-style group in /ui with 3 updates

Bumps the code-style group in /ui with 3 updates: [@typescript-eslint/eslint-plugin](https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/eslint-plugin), [eslint-plugin-unused-imports](https://github.com/sweepline/eslint-plugin-unused-imports) and [lint-staged](https://github.com/lint-staged/lint-staged).


Updates `@typescript-eslint/eslint-plugin` from 7.18.0 to 8.0.0
- [Release notes](https://github.com/typescript-eslint/typescript-eslint/releases)
- [Changelog](https://github.com/typescript-eslint/typescript-eslint/blob/main/packages/eslint-plugin/CHANGELOG.md)
- [Commits](https://github.com/typescript-eslint/typescript-eslint/commits/v8.0.0/packages/eslint-plugin)

Updates `eslint-plugin-unused-imports` from 3.2.0 to 4.0.1
- [Commits](https://github.com/sweepline/eslint-plugin-unused-imports/commits)

Updates `lint-staged` from 15.2.7 to 15.2.8
- [Release notes](https://github.com/lint-staged/lint-staged/releases)
- [Changelog](https://github.com/lint-staged/lint-staged/blob/master/CHANGELOG.md)
- [Commits](lint-staged/lint-staged@v15.2.7...v15.2.8)

---
updated-dependencies:
- dependency-name: "@typescript-eslint/eslint-plugin"
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: code-style
- dependency-name: eslint-plugin-unused-imports
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: code-style
- dependency-name: lint-staged
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: code-style
...

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

ui/package.json

@@ -56,14 +56,14 @@
  "@types/react": "18.3.3",
  "@types/react-dom": "18.3.0",
  "@types/video.js": "^7.3.58",
- "@typescript-eslint/eslint-plugin": "^7.18.0",
+ "@typescript-eslint/eslint-plugin": "^8.0.0",
  "eslint": "8.57.0",
  "eslint-config-next": "14.2.5",
  "eslint-config-prettier": "9.1.0",
  "eslint-plugin-simple-import-sort": "12.1.1",
- "eslint-plugin-unused-imports": "^3.2.0",
+ "eslint-plugin-unused-imports": "^4.0.1",
  "husky": "^9.1.4",
- "lint-staged": "^15.2.7",
+ "lint-staged": "^15.2.8",
  "prettier": "3.3.3",
  "typescript": "5.4.5"
  }