Bump ssh-key from 0.6.5 to 0.6.6

Bumps [ssh-key](https://github.com/RustCrypto/SSH) from 0.6.5 to 0.6.6.
- [Commits](RustCrypto/SSH@ssh-key/v0.6.5...ssh-key/v0.6.6)

---
updated-dependencies:
- dependency-name: ssh-key
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Cargo.lock

@@ -28,7 +28,7 @@ rayon = "1.10"
 rayon-core = "1.12"
 scopetime = { path = "../scopetime", version = "0.1" }
 serde = { version = "1.0", features = ["derive"] }
-ssh-key = { version = "0.6.4", features = ["crypto", "encryption"] }
+ssh-key = { version = "0.6.6", features = ["crypto", "encryption"] }
 thiserror = "1.0"
 unicode-truncate = "0.2"
 url = "2.5"