chore(deps): bump react in /packages/generator/app/templates

Bumps [react](https://github.com/facebook/react/tree/HEAD/packages/react) from 16.14.0 to 17.0.1.
- [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/v17.0.1/packages/react)

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

packages/generator/app/templates/package.json

@@ -38,7 +38,7 @@
     "postcss-loader": "^4.2.0",
     "postcss-preset-env": "^6.7.0",
     "prop-types": "^15.7.2",
-    "react": "^16.14.0",
+    "react": "^17.0.1",
     "react-dom": "^16.14.0",
     "redbox-react": "^1.6.0",
     "webpack": "^4.46.0",