x86: Add some missing dependencies on config.h to x86's Makefile.inc.

These dependencies came indirectly through kconfig.h which was included
automatically with a -include option which was either part of INCLUDES or
specified directly.

A similar change was checked in for ARM upstream.

BUG=None
TEST=Built for falco.
BRANCH=None

Change-Id: I640b8115f6526c546fe5d251ef2c04e0e78e6ac9
Signed-off-by: Gabe Black <gabeblack@google.com>
Reviewed-on: https://chromium-review.googlesource.com/170122
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: Gabe Black <gabeblack@chromium.org>
Commit-Queue: Gabe Black <gabeblack@chromium.org>
1 file changed