Bump @babel/core from 7.6.4 to 7.10.2

Bumps [@babel/core](https://github.com/babel/babel/tree/HEAD/packages/babel-core) from 7.6.4 to 7.10.2.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/master/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/commits/v7.10.2/packages/babel-core)

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

Author: dependabot-preview[bot]