Merge "Secretkeeper: use Ed25519 identity key" into main am: b87fae42d8 am: 1479a638f9 am: c703fefad0

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2900721

Change-Id: I7cc3158152888b5544827ee09b7e6f7cded915c2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>