Merge "Use RectFSpringAnim for auto-enter-pip" into sc-dev am: e3bfeddd04

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14984847

Change-Id: I0e2976b5f41baed1729fd9c64e65ab489e7a4a16