Merge "RecyclerView Scrollbar is easier to target" into sc-dev am: 40c4d5fc4a am: fcac0c503f

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15115886

Change-Id: Ib6b7abe8be5ac795145aa95abb1f252ad0ca9d07