Update Rust crate omicron-zone-package to 0.12.0 (#448)

Co-authored-by: oxide-renovate[bot] <146848827+oxide-renovate[bot]@users.noreply.github.com>

Author: oxide-renovate[bot]

Cargo.lock

@@ -4,7 +4,7 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
-omicron-zone-package = "0.11.1"
+omicron-zone-package = "0.12.0"
 anyhow.workspace = true
 tokio.workspace = true
 camino = "1.1"