Merge "Log UserManager users and cached users each time users accessed" into udc-dev am: ffdcac46b6

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/23604024

Change-Id: Ia646635db407a3e81b909431b2259568e223a179
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>