Merge "Do not show side fingerprint sensor overlay on keyguard." into...

Merge "Do not show side fingerprint sensor overlay on keyguard." into sc-v2-dev am: 6b60bde8 am: d8bf96e8

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15841127

Change-Id: Ifed8adfedcaa7655d09adf3c5e1174ff0b29af4f