Merge "pvmfw: heap: Implement calloc()" am: 83a97e8fa5

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Virtualization/+/2479976

Change-Id: If60f8f618cd210e3bb458ab870f97e56d2a2580b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>