Merge "multi_update.py update all VNDK snapshots at once." am: 0f52d13b21

Original change: https://android-review.googlesource.com/c/platform/development/+/2318229

Change-Id: Ia5dfc44ecd4badc2ca80a7e91d7c4a4d8209b9cb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>