Update Rust crate libloading to 0.9.0

Author: oxide-renovate[bot]

Cargo.lock

@@ -17,7 +17,7 @@ devinfo = { git = "https://github.com/oxidecomputer/devinfo-sys", branch = "main
 dlpi = { git = "https://github.com/oxidecomputer/dlpi-sys", branch = "main" }
 indicatif = "0.18.4"
 libc = "0.2.182"
-libloading = "0.8.9"
+libloading = "0.9.0"
 p9ds = { git = "https://github.com/oxidecomputer/p9fs", branch = "main" }
 p9kp = { git = "https://github.com/oxidecomputer/p9fs", branch = "main" }
 slog = "2.8.2"