Merge "Docs: return EARLY_BOOT_ENDED instead of INVALID_KEY_BLOB." am: 6796c8b5aa am: e76000e09b am: ff1e1dd319

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2160639

Change-Id: Icf39f28ddbccb9e15340ffd5ec816b01e459d6f2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>