[automerger skipped] KeyMaster: restore device_unique_attestation am: 351da8db2e am: 79fd68a6f1 -s ours am: e241c29891 -s ours

am skip reason: Merged-In I3fafe44371e5b436e4c6e4c1454f2970fc6425ba with SHA-1 351da8db2e is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/keymaster/+/14971041

Change-Id: I6f8422cfad16663cd8c74066fe0fe0e761c2e686