Merge "Secretkeeper: add AuthGraph key exchange" into main am: 986e92e098 am: c074a562e3 am: 045dad28bb

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2824792

Change-Id: Ic6d3784a35db583f3959f4a75db37063e858a7b5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>