Bump flake8-modern-annotations from 1.5.0 to 1.6.0

Bumps [flake8-modern-annotations](https://github.com/plinss/flake8-modern-annotations) from 1.5.0 to 1.6.0.
- [Commits](plinss/flake8-modern-annotations@v1.5.0...v1.6.0)

---
updated-dependencies:
- dependency-name: flake8-modern-annotations
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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