Merge "Cancel existing preview item animation during non-animated update." into sc-dev am: 81501a563c am: aa560506ba

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15164771

Change-Id: I89d96ed914f33f0803cf943d2b74a9482d4e6dcb