Merge "Set the widget preview title a11y text to "{widget name} widget"" into sc-dev am: 9bb83f65cb am: 190471ff2d am: 001c369ff5

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

Change-Id: Ia0d325d2063fa9a81d4b445e52c4e33d6d66c83c