Bumps [pytest](https://github.com/pytest-dev/pytest) from 4.6.3 to 5.0.0.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/master/CHANGELOG.rst)
- [Commits](https://github.com/pytest-dev/pytest/compare/4.6.3...5.0.0

)

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