Merge "Use new AssistUtils(Base) to override SysUI Assist invocations." into udc-qpr-dev am: 5ed1b4001b am: 77baaf6f25

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/24454133

Change-Id: If7c2b5051faa713baa3aed6cee8c5d1f44fa5594
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>