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/gsd/default.nix

@@ -0,0 +1,35 @@
+{ lib, buildPythonPackage, fetchFromGitHub, isPy27
+, cython, numpy
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  version = "2.5.1";
+  pname = "gsd";
+  disabled = isPy27;
+
+  src = fetchFromGitHub {
+    owner = "glotzerlab";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "00cy4lw7xnl2skfx7fg7cs1c8lrbaxvkym9j6zfi1dbvsdd0r103";
+  };
+
+  nativeBuildInputs = [ cython ];
+  propagatedBuildInputs = [ numpy ];
+
+  checkInputs = [ pytestCheckHook ];
+  preCheck = ''
+    pushd gsd/test
+  '';
+  postCheck = ''
+    popd
+  '';
+
+  meta = with lib; {
+    description = "General simulation data file format";
+    homepage = "https://github.com/glotzerlab/gsd";
+    license = licenses.bsd2;
+    maintainers = [ maintainers.costrouc ];
+  };
+}