gnome3.mutter328: hardcode path to zenity

pkgs/desktops/gnome-3/core/mutter/3.28.nix

@@ -1,4 +1,4 @@
-{ fetchFromGitLab, stdenv, fetchpatch, pkgconfig, gnome3, intltool, gobject-introspection, upower, cairo
+{ fetchFromGitLab, stdenv, substituteAll, pkgconfig, gnome3, intltool, gobject-introspection, upower, cairo
 , glib, gtk3, pango, cogl, clutter, libstartup_notification, zenity, libcanberra-gtk3
 , gsettings-desktop-schemas, gnome-desktop
 , libtool, makeWrapper, xkeyboard_config, libxkbfile, libxkbcommon, libXtst, libinput
@@ -16,6 +16,13 @@ stdenv.mkDerivation rec {
     sha256 = "1rmc1bf80yq776xhygi1jzgia1y44j2mr2n94vlxgzqc0whamx2v";
   };
 
+  patches = [
+    (substituteAll {
+      src = ./fix-paths-328.patch;
+      inherit zenity;
+    })
+  ];
+
   configureFlags = [
     "--with-x"
     "--disable-static"

pkgs/desktops/gnome-3/core/mutter/fix-paths-328.patch

@@ -0,0 +1,13 @@
+diff --git a/src/core/util.c b/src/core/util.c
+index 5b8de18c7..546352a95 100644
+--- a/src/core/util.c
++++ b/src/core/util.c
+@@ -635,7 +635,7 @@ meta_show_dialog (const char *type,
+
+   args = g_ptr_array_new ();
+
+-  append_argument (args, "zenity");
++  append_argument (args, "@zenity@/bin/zenity");
+   append_argument (args, type);
+
+   if (display)