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/configobj/default.nix

@@ -0,0 +1,34 @@
+{ lib, buildPythonPackage
+, fetchFromGitHub
+, six
+, mock, pytest
+}:
+
+buildPythonPackage rec {
+  pname = "configobj";
+  version = "5.0.6";
+
+  # Pypi archives don't contain the tests
+  src = fetchFromGitHub {
+    owner = "DiffSK";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "0x97794nk3dfn0i3si9fv7y19jnpnarb34bkdwlz7ii7ag6xihhw";
+  };
+
+
+  propagatedBuildInputs = [ six ];
+
+  checkPhase = ''
+    pytest --deselect=tests/test_configobj.py::test_options_deprecation
+  '';
+
+  checkInputs = [ mock pytest ];
+
+  meta = with lib; {
+    description = "Config file reading, writing and validation";
+    homepage = "https://pypi.python.org/pypi/configobj";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ ];
+  };
+}