iOS: include a 1024x1024 icon

platform/xcode/Images.xcassets/iOS AppIcon.appiconset/Contents.json

@@ -143,6 +143,7 @@
     {
       "idiom" : "ios-marketing",
       "size" : "1024x1024",
+      "filename" : "[email protected]",
       "scale" : "1x"
     }
   ],