Merge "Ensure that we're animating the current live tasks when going back"...

Merge "Ensure that we're animating the current live tasks when going back" into tm-dev am: 3e6cd999 am: e02cd375 am: 7326a28d

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/18461390



Change-Id: I1894868b91a970bc624c0f513b1d113ff2245dd8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>