AuthGraph: reduce dependency on authgraph_core am: f2117ff77c am: 25946ba24d

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2816515

Change-Id: I4653730bb7faf96abc20ac57a606351b65ae021b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>