Merge "Rework NIU Actions buttons UI" into sc-dev am: 4ff2f7697c am: 76a4f063c6 am: 3511638f0d

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14491469

Change-Id: I5870c978cd5864ca247b40f4cafbccba0472ffd0