Merge "Enforce profile password quality policy on unified device lock" into...

Merge "Enforce profile password quality policy on unified device lock" into sc-dev am: b8a73935 am: 533759ec

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15123981

Change-Id: I8542635ed150386e5535b07d570c5f6706e384fb