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/rfc3986/default.nix

@@ -0,0 +1,39 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, idna
+, pytestCheckHook
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "rfc3986";
+  version = "2.0.0";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-l6rPnb1L/YKbqtbmMJ+mVzqvG+P2+nNcirBeRs7LJhw=";
+  };
+
+  propagatedBuildInputs = [
+    idna
+  ];
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "rfc3986"
+  ];
+
+  meta = with lib; {
+    description = "Validating URI References per RFC 3986";
+    homepage = "https://rfc3986.readthedocs.org";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ SuperSandro2000 ];
+  };
+}