build(deps-dev): bump @testing-library/react from 9.3.2 to 9.3.3 (#359)

Bumps [@testing-library/react](https://github.com/testing-library/react-testing-library) from 9.3.2 to 9.3.3.
- [Release notes](https://github.com/testing-library/react-testing-library/releases)
- [Changelog](https://github.com/testing-library/react-testing-library/blob/master/CHANGELOG.md)
- [Commits](https://github.com/testing-library/react-testing-library/compare/v9.3.2...v9.3.3)

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

package.json

@@ -23,7 +23,7 @@
     "@material-ui/icons": "4.5.1",
     "@octokit/rest": "16.35.0",
     "@testing-library/jest-dom": "4.2.4",
-    "@testing-library/react": "9.3.2",
+    "@testing-library/react": "9.3.3",
     "@types/autosuggest-highlight": "3.1.0",
     "@types/enzyme": "3.10.3",
     "@types/jest": "24.0.23",