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/python-modules/cornice/default.nix

@@ -0,0 +1,31 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pyramid
+, simplejson
+, six
+, venusian
+}:
+
+buildPythonPackage rec {
+  pname = "cornice";
+  version = "6.0.1";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "6edf6f206ff1c3d108d7a7b9ae640a2f4737cfc04f0914ccc4eefe511d3a8985";
+  };
+
+  propagatedBuildInputs = [ pyramid simplejson six venusian ];
+
+  # tests not packaged with pypi release
+  doCheck = false;
+  pythonImportsCheck = [ "cornice" ];
+
+  meta = with lib; {
+    homepage = "https://github.com/mozilla-services/cornice";
+    description = "Build Web Services with Pyramid";
+    license = licenses.mpl20;
+    maintainers = [ maintainers.costrouc ];
+  };
+}