Bump jest from 22.4.3 to 22.4.4

Bumps [jest](https://github.com/facebook/jest) from 22.4.3 to 22.4.4.
- [Release notes](https://github.com/facebook/jest/releases)
- [Changelog](https://github.com/facebook/jest/blob/master/CHANGELOG.md)
- [Commits](https://github.com/facebook/jest/commits/v22.4.4)

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