Merge "Rename the widget suggestion background drawable for outside usage" into tm-qpr-dev am: 7b7130db3d am: 34da4b1a94

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/21227612

Change-Id: Icb5baaa00a890cc5a2263dc868dab27beead0dcc
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>