Update to ostree-ext 0.14.0, gvariant 0.5.0

This pulls in at least the public authfile bits we want
for the podman pull changes.  Also this transitively
bumps our oci-spec dependency which lets us drop
some imported "darling" crates.

Signed-off-by: Colin Walters <[email protected]>

Author: cgwalters

Cargo.lock

@@ -16,14 +16,14 @@ anstream = "0.6.13"
 anstyle = "1.0.6"
 anyhow = "1.0.82"
 camino = { version = "1.1.6", features = ["serde1"] }
-ostree-ext = { version = "0.13.4"  }
+ostree-ext = { version = "0.14.0"  }
 chrono = { version = "0.4.38", features = ["serde"] }
 clap = { version= "4.5.4", features = ["derive","cargo"] }
 clap_mangen = { version = "0.2.20", optional = true }
 cap-std-ext = "4"
 hex = "^0.4.3"
 fn-error-context = "0.2.1"
-gvariant = "0.4.0"
+gvariant = "0.5.0"
 indicatif = "0.17.8"
 libc = "^0.2.154"
 liboverdrop = "0.1.0"