GitLab

Bumps [vhost](https://github.com/rust-vmm/vhost) from 0.3.0 to 0.4.0.
- [Release notes](https://github.com/rust-vmm/vhost/releases)
- [Changelog](https://github.com/rust-vmm/vhost/blob/main/CHANGELOG.md)
- [Commits](https://github.com/rust-vmm/vhost/compare/v0.3.0...v0.4.0)

---
updated-dependencies:
- dependency-name: vhost
  dependency-type: direct:production
  update-type: version-update:semver-minor
...
Signed-off-by: dependabot[bot] <support@github.com>