Merge "Launcher side implementation of gesture seekable back to home...

Merge "Launcher side implementation of gesture seekable back to home animation." into tm-dev am: 1b4d9b3b am: de686c72

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/17086406

Change-Id: If1d558f1f23be589e983d4ee4c04f8d31b4ff393