Merge "Add logging to debug incorrect taskbar states caught by flaky tests." into tm-dev am: 2ff0a66b8e

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/17624832

Change-Id: Ie4f64197fd19ee81b52a306bafa2803a1594a3e7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>