added disable_vabc field to install_plan am: 730ae9b799 am: f3c85c65d4

Original change: https://android-review.googlesource.com/c/platform/system/update_engine/+/2215550

Change-Id: I9c190d1a11be9d583a7461142582a17afb627bef
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>