lib/oe/patch: add missing import
This module refers to oe.types, so it needs to actually import oe.types.
Fixes errors when parsing certain OE-Core recipes within the layer
index update script.
(From OE-Core rev: 26ff9d2835a24a84c7f2bf9c829a13ed568c9ea0)
Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>