ps3-disc-dumper: use nix-update-script

pkgs/by-name/ps/ps3-disc-dumper/package.nix

@@ -5,6 +5,7 @@
   zlib,
   openssl,
   dotnetCorePackages,
+  nix-update-script,
 }:
 
 buildDotnetModule rec {
@@ -37,7 +38,7 @@ buildDotnetModule rec {
     openssl
   ];
 
-  passthru.updateScript = ./update.sh;
+  passthru.updateScript = nix-update-script { };
 
   meta = {
     description = "Handy utility to make decrypted PS3 disc dumps";

pkgs/by-name/ps/ps3-disc-dumper/update.sh

@@ -1,8 +0,0 @@
-#!/usr/bin/env nix-shell
-#!nix-shell --pure -i bash -p bash nix nix-update git cacert
-set -eo pipefail
-
-prev_version=$(nix eval --raw -f. ps3-disc-dumper.version)
-nix-update ps3-disc-dumper
-[[ $(nix eval --raw -f. ps3-disc-dumper.version) == "$prev_version" ]] ||
-  $(nix-build . -A ps3-disc-dumper.fetch-deps --no-out-link)