Bump @babel/preset-env from 7.7.1 to 7.7.4

Bumps [@babel/preset-env](https://github.com/babel/babel) from 7.7.1 to 7.7.4.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/master/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/compare/v7.7.1...v7.7.4

)

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