Merge "Use RectFSpringAnim for auto-enter-pip" into sc-dev am: e3bfeddd04 am: 413a443a71

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

Change-Id: I33cf65707f48f97918b42e1cc5c6b0fc9f0675af