Merge "Migrate AA+ Search related files" into sc-dev am: 1d8a2a6e0d

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/13521180

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Id4337e6167723d5008705f29ce94c2bb1e7ceaea