Merge "Add auto-enter-pip support in FallbackSwipeHandler" into tm-dev am: 1acabce45b am: b665810d8d

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/17300479

Change-Id: I94ef39af9dcde1e14a21b7ea3808cadba6ca3776