Fix the items in the dialog of setting wallpaper don't respect RTL. am: f10b3dbb8a am: 40560a39e5

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/WallpaperPicker2/+/12097327

Change-Id: I5d88f5cea2da705839f5bddd1aeefdf07b9be812