build(deps): bump @testing-library/user-event in /frontendui

Bumps [@testing-library/user-event](https://github.com/testing-library/user-event) from 14.2.6 to 14.3.0.
- [Release notes](https://github.com/testing-library/user-event/releases)
- [Changelog](https://github.com/testing-library/user-event/blob/main/CHANGELOG.md)
- [Commits](testing-library/user-event@v14.2.6...v14.3)

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

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

Author: dependabot[bot]

frontendui/package-lock.json

@@ -7,7 +7,7 @@
     "@material-ui/icons": "^4.11.3",
     "@testing-library/jest-dom": "^5.16.4",
     "@testing-library/react": "^12.1.2",
-    "@testing-library/user-event": "^14.2.6",
+    "@testing-library/user-event": "^14.3.0",
     "axios": "^0.27.2",
     "react": "^17.0.2",
     "react-dom": "^17.0.2",