Bump valid-directory from 4.0.0 to 4.9.0

Bumps [valid-directory](https://github.com/bevry/valid-directory) from 4.0.0 to 4.9.0.
- [Changelog](https://github.com/bevry/valid-directory/blob/master/HISTORY.md)
- [Commits](bevry/valid-directory@v4.0.0...v4.9.0)

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

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