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/case/default.nix

@@ -0,0 +1,40 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, nose
+, pythonOlder
+, pytestCheckHook
+, six
+}:
+
+buildPythonPackage rec {
+  pname = "case";
+  version = "1.5.3";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "48432b01d91913451c3512c5b90e31b0f348f1074b166a3431085eb70d784fb1";
+  };
+
+  propagatedBuildInputs = [
+    nose
+    six
+  ];
+
+  # No real unittests, only coverage
+  doCheck = false;
+
+  pythonImportsCheck = [
+    "case"
+  ];
+
+  meta = with lib; {
+    homepage = "https://github.com/celery/case";
+    description = "Utilities for unittests handling";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ ];
+  };
+}