Merge "NIU Actions: Add NIU Actions tooltip" into sc-dev am: 4e74ccb082 am: 277eb6fe59

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15126744

Change-Id: Idc9207f83f7d068e2d76d0d8763810d78e060bdd