Merge "Check for MGF1 digests in key characteristics." am: efb4b939 am: 44502769 am: 0557be71

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2552043



Change-Id: If43d94585c91dfe541a72c36af802d5850c9cdcc
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>