Bump vulture from 2.10 to 2.11 in /hack

Bumps [vulture](https://github.com/jendrikseipp/vulture) from 2.10 to 2.11.
- [Release notes](https://github.com/jendrikseipp/vulture/releases)
- [Changelog](https://github.com/jendrikseipp/vulture/blob/main/CHANGELOG.md)
- [Commits](jendrikseipp/vulture@v2.10...v2.11)

---
updated-dependencies:
- dependency-name: vulture
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

hack/requirements.txt

@@ -1,5 +1,5 @@
 pydocstyle==6.3.0
 pyflakes==3.1.0
-vulture==2.10
+vulture==2.11
 radon==6.0.1
 flake8_polyfill==1.0.2