chore(deps-dev): bump @testing-library/react-hooks from 6.0.0 to 7.0.0

Bumps [@testing-library/react-hooks](https://github.com/testing-library/react-hooks-testing-library) from 6.0.0 to 7.0.0.
- [Release notes](https://github.com/testing-library/react-hooks-testing-library/releases)
- [Changelog](https://github.com/testing-library/react-hooks-testing-library/blob/main/CHANGELOG.md)
- [Commits](https://github.com/testing-library/react-hooks-testing-library/compare/v6.0.0...v7.0.0)

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

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

packages/fxa-settings/package.json

@@ -79,7 +79,7 @@
     "@testing-library/dom": "^7.31.0",
     "@testing-library/jest-dom": "^5.12.0",
     "@testing-library/react": "^11.2.7",
-    "@testing-library/react-hooks": "^6.0.0",
+    "@testing-library/react-hooks": "^7.0.0",
     "@testing-library/user-event": "^13.1.9",
     "@types/babel__core": "7.1.14",
     "@types/classnames": "^2.3.1",