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/rebulk/default.nix

@@ -0,0 +1,22 @@
+{ lib, buildPythonPackage, fetchPypi, pytest, pytest-runner, six, regex}:
+
+buildPythonPackage rec {
+  pname = "rebulk";
+  version = "3.1.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "809de3a97c68afa831f7101b10d316fe62e061dc9f7f67a44b7738128721173a";
+  };
+
+  # Some kind of trickery with imports that doesn't work.
+  doCheck = false;
+  buildInputs = [ pytest pytest-runner ];
+  propagatedBuildInputs = [ six regex ];
+
+  meta = with lib; {
+    homepage = "https://github.com/Toilal/rebulk/";
+    license = licenses.mit;
+    description = "Advanced string matching from simple patterns";
+  };
+}