Merge "Launch admin policies settings screen if not possible to launch help...

Merge "Launch admin policies settings screen if not possible to launch help page" into sc-dev am: 144dab97 am: 8322262e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15286676

Change-Id: I0f8b102200f0b98fd540a8cde2dc6a2f8f17acf1