Merge "Add method for testing lazy HALs active services count callback." am: 88c14d2b14 am: db670b93a3 am: 4bd8775175

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1538301

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Ib4935d13b83ebdaf2c3cbe40e9b322d7552dddc5