Merge "Implement device unique attestation vts tests for keymint." am: 6d70ac2462 am: 4d2f0e06b8 am: 88e3a79849

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1677771

Change-Id: Ieab083b654c70ba6f094b6b45eea24ed63ec085e