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/ansicolor/default.nix

@@ -0,0 +1,18 @@
+{ lib, buildPythonPackage, fetchPypi }:
+
+buildPythonPackage rec {
+  pname = "ansicolor";
+  version = "0.3.2";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "3b840a6b1184b5f1568635b1adab28147947522707d41ceba02d5ed0a0877279";
+  };
+
+  meta = with lib; {
+    homepage = "https://github.com/numerodix/ansicolor/";
+    description = "A library to produce ansi color output and colored highlighting and diffing";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ andsild ];
+  };
+}