chore(deps): bump containerd-client from 0.6.0 to 0.8.0

Bumps [containerd-client](https://github.com/containerd/rust-extensions) from 0.6.0 to 0.8.0.
- [Release notes](https://github.com/containerd/rust-extensions/releases)
- [Commits](containerd/rust-extensions@shim-v0.6.0...client-v0.8.0)

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

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

Author: dependabot[bot]

Cargo.lock

@@ -75,7 +75,7 @@ libcontainer = { workspace = true, features = [
     "v2",
 ] }
 nix = { workspace = true, features = ["sched", "mount"] }
-containerd-client = "0.6.0"
+containerd-client = "0.8.0"
 
 [target.'cfg(windows)'.dependencies]
 windows-sys = { workspace = true, features = [