Update Rust crate oxide-tokio-rt to 0.1.2 (#8468)

Author: oxide-renovate[bot]

Cargo.lock

@@ -567,7 +567,7 @@ omicron-test-utils = { path = "test-utils" }
 omicron-workspace-hack = "0.1.0"
 omicron-zone-package = "0.12.2"
 oxide-client = { path = "clients/oxide-client" }
-oxide-tokio-rt = "0.1.1"
+oxide-tokio-rt = "0.1.2"
 oxide-vpc = { git = "https://github.com/oxidecomputer/opte", rev = "23cebf3b1c911f09c203f7df50cc06bf780338e5", features = [ "api", "std" ] }
 oxlog = { path = "dev-tools/oxlog" }
 oxnet = "0.1.2"