build(deps): bump rubocop from 1.12.1 to 1.13.0 in /Library/Homebrew

Bumps [rubocop](https://github.com/rubocop/rubocop) from 1.12.1 to 1.13.0.
- [Release notes](https://github.com/rubocop/rubocop/releases)
- [Changelog](https://github.com/rubocop/rubocop/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rubocop/rubocop/compare/v1.12.1...v1.13.0

)

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