Error log on key downgrade am: 2dc09f37d8 am: b367ab8fed am: 511095be1a

Original change: https://android-review.googlesource.com/c/platform/system/keymaster/+/2063870

Change-Id: I4f15a66021d8f364e4725b57ed5d54e61b0f9f4e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>