Merge "Two panel home empty page removing logic change" into sc-v2-dev am: 701c76013c am: d26ecd63e7

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15601176

Change-Id: I78e8e9ca5580273f645ea5c8aa096a308b1cb610