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/zipfile36/default.nix

@@ -0,0 +1,32 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, python
+, isPy3k
+, pythonOlder
+}:
+
+buildPythonPackage rec {
+  pname = "zipfile36";
+  version = "0.1.3";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "a78a8dddf4fa114f7fe73df76ffcce7538e23433b7a6a96c1c904023f122aead";
+  };
+
+  checkPhase = ''
+    ${python.interpreter} -m unittest test_zipfile.py
+  '';
+
+  # Only works with Python 3.x.
+  # Not supposed to be used with 3.6 and up.
+  disabled = !(isPy3k && (pythonOlder "3.6"));
+
+  meta = {
+    description = "Read and write ZIP files - backport of the zipfile module from Python 3.6";
+    homepage = "https://gitlab.com/takluyver/zipfile36";
+    license = lib.licenses.psfl;
+    maintainers = lib.maintainers.fridh;
+  };
+}