Merge "Add MAX_BOOT_LEVEL tag, BOOT_LEVEL_EXCEEDED error" am: 43972e7d10 am: e92e08a8a4

Original change: https://android-review.googlesource.com/c/platform/hardware/libhardware/+/1581935

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I93ac1f32ccc574893cd961d453c4b699b843e5e2