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/google-pasta/default.nix

@@ -0,0 +1,28 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, six
+}:
+
+buildPythonPackage rec {
+  pname = "google-pasta";
+  version = "0.2.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0vm1r1jlaiagj0l9yf7j6zn9w3733dr2169911c0svgrr3gwiwn9";
+  };
+
+  propagatedBuildInputs = [
+    six
+  ];
+
+  meta = {
+    description = "An AST-based Python refactoring library";
+    homepage    = "https://github.com/google/pasta";
+    # Usually the tag message contains a one-line summary of the changes.
+    changelog   = "https://github.com/google/pasta/releases/tag/v${version}";
+    license     = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [ timokau ];
+  };
+}