Merge "Cancel existing preview item animation during non-animated update." into sc-dev am: 81501a563c am: aa560506ba am: 4e021bcc56

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

Change-Id: I05579c93945b4f119bf247f6b2e505c5d18d8249