Bump react and react-dom

Bumps [react](https://github.com/facebook/react/tree/HEAD/packages/react) and [react-dom](https://github.com/facebook/react/tree/HEAD/packages/react-dom). These dependencies needed to be updated together.

Updates `react` from 16.14.0 to 17.0.0
- [Release notes](https://github.com/facebook/react/releases)
- [Changelog](https://github.com/facebook/react/blob/master/CHANGELOG.md)
- [Commits](https://github.com/facebook/react/commits/v17.0.0/packages/react)

Updates `react-dom` from 16.14.0 to 17.0.0
- [Release notes](https://github.com/facebook/react/releases)
- [Changelog](https://github.com/facebook/react/blob/master/CHANGELOG.md)
- [Commits](https://github.com/facebook/react/commits/v17.0.0/packages/react-dom)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Author: dependabot-preview[bot]

package-lock.json

@@ -6,8 +6,8 @@
     "@testing-library/jest-dom": "^5.11.4",
     "@testing-library/react": "^11.1.0",
     "@testing-library/user-event": "^12.1.9",
-    "react": "^16.14.0",
-    "react-dom": "^16.14.0",
+    "react": "^17.0.0",
+    "react-dom": "^17.0.0",
     "react-scripts": "3.4.4"
   },
   "scripts": {