Merge "Use bootloader_override from boot namespace" am: 4ac2551a27

Original change: https://android-review.googlesource.com/c/platform/system/extras/+/2414314

Change-Id: I1a1833f130a777ea5b600b661a28be35ab254f96
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>