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/proto-plus/default.nix

@@ -0,0 +1,33 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, isPy3k
+, protobuf
+, googleapis-common-protos
+, pytestCheckHook
+, pytz
+}:
+
+buildPythonPackage rec {
+  pname = "proto-plus";
+  version = "1.20.5";
+  disabled = !isPy3k;
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-gXlOsb4zPGeYYzOUjfcOu4zfU44Dn4z6kv0qnXF21AU=";
+  };
+
+  propagatedBuildInputs = [ protobuf ];
+
+  checkInputs = [ pytestCheckHook pytz googleapis-common-protos ];
+
+  pythonImportsCheck = [ "proto" ];
+
+  meta = with lib; {
+    description = "Beautiful, idiomatic protocol buffers in Python";
+    homepage = "https://github.com/googleapis/proto-plus-python";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ ruuda SuperSandro2000 ];
+  };
+}