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/clickclick/default.nix

@@ -0,0 +1,30 @@
+{ lib, buildPythonPackage, fetchFromGitHub, isPy36, flake8, click, pyyaml, six, pytestCheckHook, pytest-cov }:
+
+buildPythonPackage rec {
+  pname = "clickclick";
+  version = "1.2.2";
+
+  src = fetchFromGitHub {
+    owner = "hjacobs";
+    repo = "python-clickclick";
+    rev = version;
+    sha256 = "1rij9ws9nhsmagiy1vclzliiqfkxi006rf65qvrw1k3sm2s8p5g0";
+  };
+
+  checkInputs = [ pytestCheckHook pytest-cov ];
+  propagatedBuildInputs = [ flake8 click pyyaml six ];
+
+  # test_cli asserts on exact quoting style of output
+  disabledTests = [
+    "test_cli"
+  ] ++ lib.optionals isPy36 [
+    "test_choice_default"
+  ];
+
+  meta = with lib; {
+    description = "Click command line utilities";
+    homepage = "https://github.com/hjacobs/python-clickclick/";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ elohmeier ];
+  };
+}