Merge "snapshotctl: Check device for -img path" into main am: 536aa62490 am: 2037a1d4c8

Original change: https://android-review.googlesource.com/c/platform/system/core/+/3257311

Change-Id: I239d3f787a0ea89b7cf20f754dd98cea372a5640
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>