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/luddite/default.nix

@@ -0,0 +1,37 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, setuptools
+, pytestCheckHook
+, pytest-socket
+, pytest-mock
+}:
+
+buildPythonPackage rec {
+  pname = "luddite";
+  version = "1.0.2";
+
+  src = fetchFromGitHub {
+    owner = "jumptrading";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "8/7uwO5HLhyXYt+T6VUO/O7TN9+FfRlT8y0r5+CJ/l4=";
+  };
+
+  postPatch = ''
+    substituteInPlace pytest.ini \
+      --replace "--cov=luddite --cov-report=html --cov-report=term --no-cov-on-fail" ""
+  '';
+
+  propagatedBuildInputs = [ setuptools ];
+
+  checkInputs = [ pytestCheckHook pytest-socket pytest-mock ];
+  pythonImportsCheck = [ "luddite" ];
+
+  meta = with lib; {
+    description = "Checks for out-of-date package versions";
+    homepage = "https://github.com/jumptrading/luddite";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ emilytrau ];
+  };
+}