Bump nitpick from 0.21.2 to 0.21.3 (#207)

Bumps [nitpick](https://github.com/andreoliwa/nitpick) from 0.21.2 to 0.21.3.
- [Release notes](https://github.com/andreoliwa/nitpick/releases)
- [Changelog](https://github.com/andreoliwa/nitpick/blob/develop/CHANGELOG.md)
- [Commits](andreoliwa/nitpick@v0.21.2...v0.21.3)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Author: dependabot-preview[bot]

poetry.lock

@@ -52,7 +52,7 @@ wemake-python-styleguide = "^0.13.1"
 flake8-pytest = "^1.3"
 flake8-pytest-style = "^0.1.3"
 flake8-pyi = "^19.3"
-nitpick = "^0.21.2"
+nitpick = "^0.21.3"
 
 safety = "^1.8"