Bumps [phan/phan](https://github.com/phan/phan) from 3.1.1 to 3.2.0.
- [Release notes](https://github.com/phan/phan/releases)
- [Changelog](https://github.com/phan/phan/blob/master/NEWS.md)
- [Commits](https://github.com/phan/phan/compare/3.1.1...3.2.0

)

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