Merge "Don't start face auth when device is going to sleep" into sc-dev am: 7499feba94 am: 49b0df9c68

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15176331

Change-Id: I6d3ea6b9941dc6c2d84be73ff665289ea6d53ff5