uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/development/tools/misc/gob2/default.nix

@@ -0,0 +1,29 @@
+{ lib, stdenv, fetchurl, pkg-config, glib, bison, flex, gnome }:
+
+stdenv.mkDerivation rec {
+  pname = "gob2";
+  version = "2.0.20";
+
+  src = fetchurl {
+    url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
+    sha256 = "5fe5d7990fd65b0d4b617ba894408ebaa6df453f2781c15a1cfdf2956c0c5428";
+  };
+
+  # configure script looks for d-bus but it is only needed for tests
+  nativeBuildInputs = [ pkg-config ];
+  buildInputs = [ glib bison flex ];
+
+  passthru = {
+    updateScript = gnome.updateScript {
+      packageName = pname;
+      versionPolicy = "none";
+    };
+  };
+
+  meta = {
+    description = "Preprocessor for making GObjects with inline C code";
+    homepage = "https://www.jirka.org/gob.html";
+    license = lib.licenses.gpl2Plus;
+    platforms = lib.platforms.unix;
+  };
+}