Bumps [zipp](https://github.com/jaraco/zipp) from 2.2.0 to 3.1.0.
- [Release notes](https://github.com/jaraco/zipp/releases)
- [Changelog](https://github.com/jaraco/zipp/blob/master/CHANGES.rst)
- [Commits](https://github.com/jaraco/zipp/compare/v2.2.0...v3.1.0)