chore(ui-deps): bump prettier from 3.5.3 to 3.6.2 in /llama_stack/ui

Bumps [prettier](https://github.com/prettier/prettier) from 3.5.3 to 3.6.2.
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md)
- [Commits](https://github.com/prettier/prettier/compare/3.5.3...3.6.2)

---
updated-dependencies:
- dependency-name: prettier
  dependency-version: 3.6.2
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

llama_stack/ui/package.json

@@ -53,7 +53,7 @@
     "eslint-plugin-prettier": "^5.5.4",
     "jest": "^29.7.0",
     "jest-environment-jsdom": "^29.7.0",
-    "prettier": "3.5.3",
+    "prettier": "3.6.2",
     "tailwindcss": "^4",
     "ts-node": "^10.9.2",
     "tw-animate-css": "^1.2.9",