Merge "Implement device unique attestation vts tests for keymint." am:...

Merge "Implement device unique attestation vts tests for keymint." am: 6d70ac24 am: 4d2f0e06 am: 88e3a798 am: 9b28a697

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

Change-Id: I1a5d3174436caf4380724d5525350d8db4ba0212