Fix vabc-none option on device am: 730d5d630c am: a4200d86ef

Original change: https://android-review.googlesource.com/c/platform/system/update_engine/+/2818660

Change-Id: Ib830ec8ba7715ab6c5c612b1a37eaf9d6f056d50
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>