Merge "Extend the bootcontrol HAL to get the active slot" am: 5919616361 am: f880de9ab1 am: 31210fe8ee

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1513020

Change-Id: I9a2121f2463d466a446651bec4da1923dffb661b