Support stateful partition protection with AEAD.

BUG=b/236310150
TEST=presubmit
RELEASE_NOTE=Added kernel flag to protect stateful partition with AEAD.

Change-Id: I9c7e35e4f49dbb948d5c0e1444d2f4181ff8abff
Reviewed-on: https://cos-review.googlesource.com/c/cos/overlays/board-overlays/+/35752
Reviewed-by: Robert Kolchmeyer <rkolchmeyer@google.com>
Tested-by: Cusky Presubmit Bot <presubmit@cos-infra-prod.iam.gserviceaccount.com>
9 files changed