Merge "KeyMint VTS: Expect empty key if boot state unverfied" am: a26f8cb316 am: 39f920bae3 am: c18ed24712

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2014678

Change-Id: I877572dcb311c4c83f4effb4e0dbdec38ebee5bc