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/docrep/default.nix

@@ -0,0 +1,33 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pytest
+, six
+}:
+
+buildPythonPackage rec {
+  pname = "docrep";
+  version = "0.3.2";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "ed8a17e201abd829ef8da78a0b6f4d51fb99a4cbd0554adbed3309297f964314";
+  };
+
+  checkInputs = [ pytest ];
+  propagatedBuildInputs = [ six ];
+
+  checkPhase = ''
+    py.test
+  '';
+
+  # tests not packaged with PyPi download
+  doCheck = false;
+
+  meta = {
+    description = "Python package for docstring repetition";
+    homepage = "https://github.com/Chilipp/docrep";
+    license = lib.licenses.gpl2;
+    maintainers = with lib.maintainers; [ costrouc ];
+  };
+}