Merge "Making UserCache the source of truth for all user events" into udc-qpr-dev am: 74a27fb3

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/23606074



Change-Id: Ifbbac3b154bdacd1327ff78683db2f5c168f41ed
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>