Merge "Fix preview layout crash upon screen rotation" into sc-dev am: 0062822976 am: 8354f61df5 am: ef4cdc11be

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14881297

Change-Id: I29f1686549326a21c188ebb3d5bdaa2eca9e6bb0