Rename update_device.py's --disable-vabc param am: a7407b5d28

Original change: https://android-review.googlesource.com/c/platform/system/update_engine/+/2486296

Change-Id: I64d4d193ced14a39cc29ed215a8f5655707a40e4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>