⬆️ Bump cfgv from 3.3.1 to 3.4.0

Bumps [cfgv](https://github.com/asottile/cfgv) from 3.3.1 to 3.4.0.
- [Commits](asottile/cfgv@v3.3.1...v3.4.0)

---
updated-dependencies:
- dependency-name: cfgv
  dependency-type: indirect
  update-type: version-update:semver-minor
...

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