Merge "Fix taskbar linger above notification shade" into tm-qpr-dev am: 96892011 am: cea34451

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/22162582



Change-Id: Idb6d573353381d7d7bb980beed5b8a660389da05
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>