pdfpc: 4.6.0 -> 4.7.0, add update script (#398076)

pkgs/applications/misc/pdfpc/default.nix

@@ -16,21 +16,21 @@
   gobject-introspection,
   wrapGAppsHook3,
   qrencode,
-  webkitgtk_4_0,
+  webkitgtk_4_1,
   discount,
   json-glib,
-  fetchpatch,
+  nix-update-script,
 }:
 
 stdenv.mkDerivation rec {
   pname = "pdfpc";
-  version = "4.6.0";
+  version = "4.7.0";
 
   src = fetchFromGitHub {
     repo = "pdfpc";
     owner = "pdfpc";
     rev = "v${version}";
-    hash = "sha256-5HFmbVsNajMwo+lBe9kJcJyQGe61N6Oy2CI/WJwmSE4=";
+    hash = "sha256-fPhCrn1ELC03/II+e021BUNJr1OKCBIcFCM7z+2Oo+s=";
   };
 
   nativeBuildInputs = [
@@ -52,29 +52,15 @@ stdenv.mkDerivation rec {
     (gst-plugins-good.override { gtkSupport = true; })
     gst-libav
     qrencode
-    webkitgtk_4_0
+    webkitgtk_4_1
     discount
     json-glib
   ];
 
-  patches = [
-    # needed for compiling pdfpc 4.6.0 with vala 0.56.7, see
-    # https://github.com/pdfpc/pdfpc/issues/686
-    # https://github.com/pdfpc/pdfpc/pull/687
-    (fetchpatch {
-      url = "https://github.com/pdfpc/pdfpc/commit/d38edfac63bec54173b4b31eae5c7fb46cd8f714.diff";
-      hash = "sha256-KC2oyzcwU2fUmxaed8qAsKcePwR5KcXgpVdstJg8KmU=";
-    })
-    # Allow compiling with markdown3
-    # https://github.com/pdfpc/pdfpc/pull/716
-    (fetchpatch {
-      url = "https://github.com/pdfpc/pdfpc/commit/08e66b9d432e9598c1ee9a78b2355728036ae1a1.patch";
-      hash = "sha256-SKH2GQ5/6Is36xOFmSs89Yw/w7Fnma3FrNqwjOlUQKM=";
-    })
-  ];
-
   cmakeFlags = lib.optional stdenv.hostPlatform.isDarwin (lib.cmakeBool "MOVIES" false);
 
+  passthru.updateScript = nix-update-script { };
+
   meta = with lib; {
     description = "Presenter console with multi-monitor support for PDF files";
     mainProgram = "pdfpc";