dragonboards: Set verifiedbootstate property am: d1f1f837c2

Original change: https://android-review.googlesource.com/c/device/linaro/dragonboard/+/2316882

Change-Id: I00572b05a06b47c29eeccbf5dd6f76ff677054ec
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>