Merge "Docs: return EARLY_BOOT_ENDED instead of INVALID_KEY_BLOB." am:...

Merge "Docs: return EARLY_BOOT_ENDED instead of INVALID_KEY_BLOB." am: 6796c8b5 am: e76000e0 am: ff1e1dd3 am: fe425baf am: e4470780

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



Change-Id: I41b7c86d6078d843bd4b4c1f5ec406448343f9d2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>