chore(deps): bump @testing-library/react in /frontend

Bumps [@testing-library/react](https://github.com/testing-library/react-testing-library) from 12.1.5 to 16.2.0.
- [Release notes](https://github.com/testing-library/react-testing-library/releases)
- [Changelog](https://github.com/testing-library/react-testing-library/blob/main/CHANGELOG.md)
- [Commits](testing-library/react-testing-library@v12.1.5...v16.2.0)

---
updated-dependencies:
- dependency-name: "@testing-library/react"
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

frontend/package.json

@@ -14,7 +14,7 @@
     "@reach/router": "^1.3.4",
     "@sentry/react": "7.108.0",
     "@testing-library/jest-dom": "^6.6.3",
-    "@testing-library/react": "^12.1.5",
+    "@testing-library/react": "^16.2.0",
     "@testing-library/user-event": "^14.6.0",
     "@types/accounting": "^0.4.5",
     "@types/jest": "^29.5.14",