Merge "health: make libhealth_aidl_impl visibility public" am: 4795980565 am: fb57025383 am: 63b6c7a9e6

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1885109

Change-Id: I55a3e9c16b4838c136b915d4c14fc226d5429ecb