Merge "Fix missing workspace icons when changing wallpaper in SUW" into ub-launcher3-master am: ba07b16089

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/WallpaperPicker2/+/11876510

Change-Id: If936fcca0cff00a3bb1a39f476cf357625c80ee6