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: I4994f8b872c2b59497bea0106036baf30cb0a7f8