Merge "Smartspace - Listen for SHOW_NOTIFICATIONS setting" into tm-dev am: 39630cfb am: 2fb716e8 am: e004c706

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18052137



Change-Id: Ie0cc69e7628f69a76ea6f12b9c5f918982334029
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>