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: b40e6f26 am: 9537eb40

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

Change-Id: I8da887e8c84dd901f7291a7a02556cafaee9c568