cargo-typify: add update script

Signed-off-by: lucasew <lucas59356@gmail.com>

pkgs/by-name/ca/cargo-typify/package.nix

@@ -1,4 +1,4 @@
-{ lib, rustfmt, rustPlatform, fetchFromGitHub }:
+{ lib, rustfmt, rustPlatform, fetchFromGitHub, gitUpdater }:
 
 rustPlatform.buildRustPackage rec {
   pname = "cargo-typify";
@@ -22,6 +22,8 @@ rustPlatform.buildRustPackage rec {
     export RUSTFMT="${lib.getExe rustfmt}"
   '';
 
+  passthru.updateScript = gitUpdater { rev-prefix = "v"; };
+
   meta = with lib; {
     description = "JSON Schema to Rust type converter";
     mainProgram = "cargo-typify";