Upgrade pvmfw.img to build 8412944 am: bb3bdf66e5

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Virtualization/+/17909541

Change-Id: I23ae1a7328d54fe16c96c5f5d1280829b368d5d4
Ignore-AOSP-First: this is an automerge
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>