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/pilkit/default.nix

@@ -0,0 +1,48 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, mock
+, pillow
+, pytestCheckHook
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "pilkit";
+  version = "unstable-2022-02-17";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "matthewwithanm";
+    repo = pname;
+    rev = "09ffa2ad33318ae5fd3464655c14c7f01ffc2097";
+    hash = "sha256-jtnFffKr0yhSv2jBmXzPa6iP2r41MbmGukfmnvgABhk=";
+  };
+
+  buildInputs = [
+    pillow
+  ];
+
+  checkInputs = [
+    mock
+    pytestCheckHook
+  ];
+
+  postPatch = ''
+    substituteInPlace tox.ini \
+      --replace " --cov --cov-report term-missing:skip-covered" ""
+  '';
+
+  pythonImportsCheck = [
+    "pilkit"
+  ];
+
+  meta = with lib; {
+    description = "A collection of utilities and processors for the Python Imaging Libary";
+    homepage = "https://github.com/matthewwithanm/pilkit/";
+    license = licenses.bsd0;
+    maintainers = with maintainers; [ domenkozar ];
+  };
+}