Bump react from 16.8.3 to 16.8.6
Bump react from 16.8.3 to 16.8.6

Bumps [react](https://github.com/facebook/react/tree/HEAD/packages/react) from 16.8.3 to 16.8.6.
- [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/v16.8.6/packages/react)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
styfle/react-server-example-tsx,styfle/react-server-example-tsx