Bump @testing-library/user-event from 13.2.1 to 13.5.0 in /ui

Bumps [@testing-library/user-event](https://github.com/testing-library/user-event) from 13.2.1 to 13.5.0.
- [Release notes](https://github.com/testing-library/user-event/releases)
- [Changelog](https://github.com/testing-library/user-event/blob/main/CHANGELOG.md)
- [Commits](https://github.com/testing-library/user-event/compare/v13.2.1...v13.5.0)

---
updated-dependencies:
- dependency-name: "@testing-library/user-event"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

ui/package.json

@@ -42,7 +42,7 @@
     "@testing-library/jest-dom": "^5.14.1",
     "@testing-library/react": "^12.1.2",
     "@testing-library/react-hooks": "^7.0.2",
-    "@testing-library/user-event": "^13.2.1",
+    "@testing-library/user-event": "^13.5.0",
     "css-mediaquery": "^0.1.2",
     "prettier": "2.4.1",
     "ra-test": "^3.18.3",