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/htmlmin/default.nix

@@ -0,0 +1,20 @@
+{ lib, buildPythonPackage, fetchPypi }:
+
+buildPythonPackage rec {
+  pname = "htmlmin";
+  version = "0.1.12";
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "50c1ef4630374a5d723900096a961cff426dff46b48f34d194a81bbe14eca178";
+  };
+
+  # Tests run fine in a normal source checkout, but not when being built by nix.
+  doCheck = false;
+
+  meta = with lib; {
+    description = "A configurable HTML Minifier with safety features";
+    homepage = "https://pypi.python.org/pypi/htmlmin";
+    license = licenses.bsd3;
+    maintainers = [];
+  };
+}