Merge "Add logs for launcher user cache" into udc-dev am: 43c79d23b3

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/23523872

Change-Id: Ia1ce65ebd9380662f890a5b1ddc5039211a3d603
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>