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/srsly/default.nix

@@ -0,0 +1,42 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pythonOlder
+, cython
+, catalogue
+, mock
+, numpy
+, pytest
+, ruamel-yaml
+}:
+
+buildPythonPackage rec {
+  pname = "srsly";
+  version = "2.4.3";
+
+  disabled = pythonOlder "3.6";
+
+  src = fetchPypi {
+    inherit pname version;
+    hash = "sha256-2+kfbdSuqegZSTYoNW3HFb2cYGSGKXu3yldI5uADhBw=";
+  };
+
+  nativeBuildInputs = [ cython ];
+
+  propagatedBuildInputs = [ catalogue ];
+
+  checkInputs = [
+    mock
+    numpy
+    pytest
+    ruamel-yaml
+  ];
+
+  pythonImportsCheck = [ "srsly" ];
+
+  meta = with lib; {
+    description = "Modern high-performance serialization utilities for Python";
+    homepage = "https://github.com/explosion/srsly";
+    license = licenses.mit;
+  };
+}