Merge "Allow batteryFullChargeDesignCapacityUah to be 0" am: 2be786937c am: 4912a028cf am: 0c5dad9ce2

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1437294

Change-Id: Iba499c16eb92851ac7e04fabc962a4e3cedfc2ec