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/sphinx-testing/default.nix

@@ -0,0 +1,34 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, mock
+, sphinx
+, six
+, python
+}:
+
+buildPythonPackage rec {
+  pname = "sphinx-testing";
+  version = "1.0.1";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "ef661775b5722d7b00f67fc229104317d35637a4fb4434bf2c005afdf1da4d09";
+  };
+
+  checkInputs = [ mock ];
+  propagatedBuildInputs = [ sphinx six ];
+
+  checkPhase = ''
+    ${python.interpreter} -m unittest discover -s tests
+  '';
+
+  # Test failures https://github.com/sphinx-doc/sphinx-testing/issues/5
+  doCheck = false;
+
+  meta = {
+    homepage = "https://github.com/sphinx-doc/sphinx-testing";
+    license = lib.licenses.bsd2;
+    description = "Testing utility classes and functions for Sphinx extensions";
+  };
+}