[automerger skipped] Merge "fastboot: copy AVB footer on boot image to end of partition" into rvc-dev am: 5062ea05 -s ours

am skip reason: Change-Id I5a5e25fb54dc9d6a2930fda63434968808ffa1f0 with SHA-1 3af575bc is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/core/+/11917941

Change-Id: I5dcee978ca48f040d25c136bfa839f4309f5dc3a