Merge "End scroller if it has already reached the final position" into sc-dev am: 76e27f6d5d am: 3ecbdbc2c2

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

Change-Id: I2252b49d7abc98ce0d49be2c7389fd3709b4b857