Merge "NIU Actions: Add NIU Actions tooltip" into sc-dev am: 4e74ccb082 am: 646218ebf6 am: 67786f3243

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

Change-Id: I5783220ca1dd5468d16e2bc9ab2ca232170504fb