Merge "End scroller if it has already reached the final position" into sc-dev am: 76e27f6d5d am: 9e2cdc33dd

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14491456

Change-Id: I2c27b885b0a68f0a3e03ec8642a8d797a9a9c122