Merge "Adding all apps icon for transient taskbar to default config" into udc-dev am: 42859474

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/23288803



Change-Id: I446a4099cf714fc3d008396aa1002e0929db54d0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>