Bump safety from 2.0.0 to 2.1.0 (#291)

Bumps [safety](https://github.com/pyupio/safety) from 2.0.0 to 2.1.0.
- [Release notes](https://github.com/pyupio/safety/releases)
- [Changelog](https://github.com/pyupio/safety/blob/develop/CHANGELOG.md)
- [Commits](pyupio/safety@2.0.0...2.1.0)

---
updated-dependencies:
- dependency-name: safety
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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