Merge "Update HAL comment of AGC" into sc-dev am: 15a0137b

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/13462535

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I240680d92a6b67d392fc3c2f96accd6f4cdecf14