tests/vb2_auxfw_sync_tests: Match the test behavior with the device

In depthcharge, display availability is checked as part of performing
AUX FW update. In vboot tests, display availability is checked as part
of checking for the AUX FW update. Match the test behavior with the
implementation in depthcharge.

BUG=b:210127173
BRANCH=None
TEST=Ensure that all the tests passed successfully using the following
command:
cros_workon_make --board=dedede vboot_reference --test

Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Change-Id: Ifc58f94bd64c3a90f80e40d97de8938a04dcba6f
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/vboot_reference/+/3346284
Tested-by: Karthikeyan Ramasubramanian <kramasub@chromium.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-by: Yu-Ping Wu <yupingso@chromium.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Commit-Queue: Bob Moragues <moragues@chromium.org>
1 file changed