Merge "Identity: Add VTS test to check empty and semi-empty requests work properly." am: 75e326e17d am: 925757c2eb am: 347694c3cf am: c5c5af7462 am: 5ffc4bcf42

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1360918

Change-Id: I1f506287ba7daec18b245cdad3c8236c684a55f5