build(deps): bump github.com/containerd/containerd from 1.6.8 to 1.6.9 (#5304)

Bumps [github.com/containerd/containerd](https://github.com/containerd/containerd) from 1.6.8 to 1.6.9.
- [Release notes](https://github.com/containerd/containerd/releases)
- [Changelog](https://github.com/containerd/containerd/blob/main/RELEASES.md)
- [Commits](https://github.com/containerd/containerd/compare/v1.6.8...v1.6.9)

---
updated-dependencies:
- dependency-name: github.com/containerd/containerd
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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