Merge "Fixes to support transient taskbar in desktop mode" into tm-qpr-dev am: 83a8dad3

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/20858638



Change-Id: Ib2e57c5d0e5e13846e240c36c9396588326c19a5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>