Merge "Fix scroll task off screen to support different screen dimensions." into sc-v2-dev am: 14c8f45b5e am: 552368ee5f

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/16118656

Change-Id: I737ee25cd9bbd56534af3ca4aee07b6662e7e5b4