Merge "Announce the existence of magnification settings" into udc-dev am: 2e3864c4 am: 6077ebd5

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22746546



Change-Id: Ic11e2911b56f1ce7f82b763582cdb85349d3b960
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>