Merge "Add a scrim to AllApps and Widgets" into tm-dev am: 7c89ac5d8c am: fb14fe7ca5

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/18185508

Change-Id: I9efa078039663fbef944f5cadda1f08e5b7dada8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>