Merge "libsnapshot: stride compression" into main am: 4edb9c0088 am: f8dc763dd6

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2958927

Change-Id: Ief2deb7ea1d29c9d53ee808ed663be3db67e1c34
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>