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/applications/misc/genxword/default.nix

@@ -0,0 +1,54 @@
+{ lib
+, python3
+, fetchFromGitHub
+, gettext
+, gobject-introspection
+, wrapGAppsHook
+, pango
+, gtksourceview3
+}:
+
+python3.pkgs.buildPythonApplication rec {
+  pname = "genxword";
+  version = "2.1.0";
+
+  src = fetchFromGitHub {
+    owner = "riverrun";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "17h8saja45bv612yk0pra9ncbp2mjnx5n10q25nqhl765ks4bmb5";
+  };
+
+  nativeBuildInputs = [
+    gettext
+    gobject-introspection
+    wrapGAppsHook
+  ];
+
+  buildInputs = [
+    gobject-introspection
+    pango
+    gtksourceview3
+  ];
+
+  propagatedBuildInputs = with python3.pkgs; [
+    pycairo
+    pygobject3
+  ];
+
+  # to prevent double wrapping
+  dontWrapGApps = true;
+  preFixup = ''
+    makeWrapperArgs+=("''${gappsWrapperArgs[@]}")
+  '';
+
+  # there are no tests
+  doCheck = false;
+
+  meta = with lib; {
+    inherit (src.meta) homepage;
+    description = "Crossword generator";
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ dotlambda ];
+  };
+}