VbInit(): printout gbb flags as well

It's extremely helpful to know what a device's gbb flags are when
running vboot. It aids in debugging issues by providing more
information and context.

TEST=Built and booted. Checked log.

Change-Id: I663de6f617f0e8c74e2b2f3b7a2be63f4a9c020a
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/63489
Reviewed-by: Randall Spangler <rspangler@chromium.org>
1 file changed