Merge "Fix juttering problem with split staging animation" into tm-qpr-dev am: 2ebdc76fa5

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/20716747

Change-Id: Ie9ac3c1a7f4661c2d0f05ed9245e5167c4a89802
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>