build(deps): bump poetry-dynamic-versioning in /.github/workflows (#326)

Bumps [poetry-dynamic-versioning](https://github.com/mtkennerly/poetry-dynamic-versioning) from 0.21.1 to 0.21.2.
- [Release notes](https://github.com/mtkennerly/poetry-dynamic-versioning/releases)
- [Changelog](https://github.com/mtkennerly/poetry-dynamic-versioning/blob/master/CHANGELOG.md)
- [Commits](https://github.com/mtkennerly/poetry-dynamic-versioning/compare/v0.21.1...v0.21.2)

---
updated-dependencies:
- dependency-name: poetry-dynamic-versioning
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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.github/workflows/constraints.txt

@@ -3,4 +3,4 @@ nox==2022.8.7
 nox-poetry==1.0.2
 poetry==1.2.2
 virtualenv==20.16.7
-poetry-dynamic-versioning==0.21.1
+poetry-dynamic-versioning==0.21.2