Bumps [tzinfo-data](https://github.com/tzinfo/tzinfo-data) from 1.2018.6 to 1.2018.7. - [Release notes](https://github.com/tzinfo/tzinfo-data/releases) - [Commits](https://github.com/tzinfo/tzinfo-data/compare/v1.2018.6...v1.2018.7) Signed-off-by: dependabot[bot] <support@dependabot.com>pull/4/head