Merge "Set the widget preview title a11y text to "{widget name} widget"" into sc-dev am: 9bb83f65cb am: 190471ff2d

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15127003

Change-Id: Ic9895598af8540830ca5b9d43693239db51c3e01