Merge "Add more debugs logs to TaskbarManager" into udc-qpr-dev am: f2412770e2 am: 7a150d07d7

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/24829188

Change-Id: Ia5fae16bbb40ac5553b92380f8b1f7f592cb201e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>