Merge "[Toast] Enable background drawables by default in Teamfood." into udc-dev am: 0c856a0c94

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/22426058

Change-Id: Idd1b60061680525e0b8d3f88a89eb6a3d2fb0870
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>