Merge "Prevent clearing home between display size changes." into sc-v2-dev am: de40c75730 am: 8e8ea10974

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14734950

Change-Id: I6901f56b03cf4ff055de7c4222eb543cf6564b69