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

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

Change-Id: I3e0df63c27bb2cac1066811bdaca28932a58d276
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>