chore(deps-dev): bump deptry from 0.20.0 to 0.21.1

Bumps [deptry](https://github.com/fpgmaas/deptry) from 0.20.0 to 0.21.1.
- [Release notes](https://github.com/fpgmaas/deptry/releases)
- [Changelog](https://github.com/fpgmaas/deptry/blob/main/CHANGELOG.md)
- [Commits](fpgmaas/deptry@0.20.0...0.21.1)

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

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

pyproject.toml

@@ -16,7 +16,7 @@ pydantic = "^2.9.2"
 
 [tool.poetry.group.dev.dependencies]
 ruff = "^0.7.0"
-deptry = "^0.20.0"
+deptry = "^0.21.1"
 pytest = "^8.3.3"
 pytest-cov = "^5.0.0"
 pytest-randomly = "^3.15.0"