faft: Skip modifying GBB flags on versions older than 1.1

The GBB flags was introduced since GBB version 1.1. On older versions, these
flags are always zero. Changing them to non-zero values takes no effect and
also causes errors of the gbb_utility tool. So FAFT should not modify them
on older versions.

BUG=chromium-os:38594
TEST=Running a FAFT test on Alex should pass without any error.

Change-Id: If2dfc1ebfb0f24abec1ef04c0f4b7ebc99a3cfbb
Reviewed-on: https://gerrit.chromium.org/gerrit/42599
Reviewed-by: Vadim Bendebury <vbendeb@chromium.org>
Reviewed-by: Richard Barnette <jrbarnette@chromium.org>
Tested-by: Richard Barnette <jrbarnette@chromium.org>
Commit-Queue: Tom Wai-Hong Tam <waihong@chromium.org>
2 files changed