Bump nitpick from 0.27.0 to 0.28.0 (#1106)

Bumps [nitpick](https://github.com/andreoliwa/nitpick) from 0.27.0 to 0.28.0.
- [Release notes](https://github.com/andreoliwa/nitpick/releases)
- [Changelog](https://github.com/andreoliwa/nitpick/blob/develop/CHANGELOG.md)
- [Commits](andreoliwa/nitpick@v0.27.0...v0.28.0)

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

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

poetry.lock

@@ -71,7 +71,7 @@ flake8-pytest-style = "^1.5"
 flake8-pyi = "^20.10"
 # TODO: Remove this restriction when `ruamel.yaml.clib` works
 # correctly with Python 3.10. That lib is a dependency of `nitpick`!
-nitpick = { version = "^0.27", python = "<3.10" }
+nitpick = { version = "^0.28", python = "<3.10" }
 codespell = "^2.1"
 
 safety = "^1.10"