Merge "NIU Actions: Add assistant error dialogs" into sc-dev am: ccd3026485 am: 90bbd554d4

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15246681

Change-Id: Ib1592d6f15387a1145f8c59c33ab02140108fbca