Merge "Note the relationship of patchlevels with keymint" am: 58686e5882 am: 0eaa396dc0 am: e68cc7b3e8

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2496162

Change-Id: I02a90a63169115344a1ec8e98b60360071de3cbe
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>