Merge "Fix launcher preview for two panel follow up" into sc-v2-dev am: d616cc2db0 am: 0515343faa

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15393095

Change-Id: I94ebe693a7ce7d6b59ff6a36ed3588c433ebb01c