tests/ec_sync_tests: Update the test to reflect new AUX FW protection

All AUX FW remote bus tunnels are protected as part of
VbootExEcVbootDone callback. So update the test to reflect that
behavior.

BUG=None
BRANCH=None
TEST=/mnt/host/source/chromite/bin/cros_run_unit_tests --board=octopus
--packages=chromeos-base/vboot_reference

Change-Id: I163518a57deb586fb12ea11ba74987ff1a4ad90b
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/vboot_reference/+/1641531
Tested-by: Karthikeyan Ramasubramanian <kramasub@chromium.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
Commit-Queue: Karthikeyan Ramasubramanian <kramasub@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/vboot_reference/+/1672055
Reviewed-by: Karthikeyan Ramasubramanian <kramasub@chromium.org>
diff --git a/tests/ec_sync_tests.c b/tests/ec_sync_tests.c
index 4b01b64..1822fd7 100644
--- a/tests/ec_sync_tests.c
+++ b/tests/ec_sync_tests.c
@@ -222,6 +222,11 @@
 	if (ec_aux_fw_update_severity != VB_AUX_FW_NO_DEVICE &&
 	    ec_aux_fw_update_severity != VB_AUX_FW_NO_UPDATE)
 		ec_aux_fw_update_req = 1;
+	return ec_aux_fw_retval;
+}
+
+VbError_t VbExEcVbootDone(int in_recovery)
+{
 	ec_aux_fw_protected = ec_aux_fw_update_severity != VB_AUX_FW_NO_DEVICE;
 	return ec_aux_fw_retval;
 }