Merge "libsnapshot: GetReminingTime not required after mapping dm-user" into main am: de5ba5c43a am: 649a790301 am: eda3fc7366 am: 007657a586

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2657044

Change-Id: I858ef16f0be9cc3399c8af1d18c4b36d5c24eea5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>