Add health.storage AIDL HAL am: c78079b333 am: 386da77b01

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1548963

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Ib89d9f48c8e219b53bfa9aabbcfb94ab7fbb62f3