new: change app icon to stable

ios/Runner/Assets.xcassets/AppIcon.appiconset/Contents.json

@@ -1,115 +1,115 @@
 {
   "images": [
     {
-      "filename": "Icon-App-20x20@2x.png",
+      "filename": "iphone/app-icon-20@2x.png",
       "idiom": "iphone",
       "scale": "2x",
       "size": "20x20"
     },
     {
-      "filename": "Icon-App-20x20@3x.png",
+      "filename": "iphone/app-icon-20@3x.png",
       "idiom": "iphone",
       "scale": "3x",
       "size": "20x20"
     },
     {
-      "filename": "Icon-App-29x29@1x.png",
+      "filename": "iphone/app-icon-29.png",
       "idiom": "iphone",
       "scale": "1x",
       "size": "29x29"
     },
     {
-      "filename": "Icon-App-29x29@2x.png",
+      "filename": "iphone/app-icon-29@2x.png",
       "idiom": "iphone",
       "scale": "2x",
       "size": "29x29"
     },
     {
-      "filename": "Icon-App-29x29@3x.png",
+      "filename": "iphone/app-icon-29@3x.png",
       "idiom": "iphone",
       "scale": "3x",
       "size": "29x29"
     },
     {
-      "filename": "Icon-App-40x40@2x.png",
+      "filename": "iphone/app-icon-40@2x.png",
       "idiom": "iphone",
       "scale": "2x",
       "size": "40x40"
     },
     {
-      "filename": "Icon-App-40x40@3x.png",
+      "filename": "iphone/app-icon-40@3x.png",
       "idiom": "iphone",
       "scale": "3x",
       "size": "40x40"
     },
     {
-      "filename": "Icon-App-60x60@2x.png",
+      "filename": "iphone/app-icon-60@2x.png",
       "idiom": "iphone",
       "scale": "2x",
       "size": "60x60"
     },
     {
-      "filename": "Icon-App-60x60@3x.png",
+      "filename": "iphone/app-icon-60@3x.png",
       "idiom": "iphone",
       "scale": "3x",
       "size": "60x60"
     },
     {
-      "filename": "Icon-App-20x20@1x.png",
+      "filename": "ipad/app-icon-20.png",
       "idiom": "ipad",
       "scale": "1x",
       "size": "20x20"
     },
     {
-      "filename": "Icon-App-20x20@2x.png",
+      "filename": "ipad/app-icon-20@2x.png",
       "idiom": "ipad",
       "scale": "2x",
       "size": "20x20"
     },
     {
-      "filename": "Icon-App-29x29@1x.png",
+      "filename": "ipad/app-icon-29.png",
       "idiom": "ipad",
       "scale": "1x",
       "size": "29x29"
     },
     {
-      "filename": "Icon-App-29x29@2x.png",
+      "filename": "ipad/app-icon-29@2x.png",
       "idiom": "ipad",
       "scale": "2x",
       "size": "29x29"
     },
     {
-      "filename": "Icon-App-40x40@1x.png",
+      "filename": "ipad/app-icon-40.png",
       "idiom": "ipad",
       "scale": "1x",
       "size": "40x40"
     },
     {
-      "filename": "Icon-App-40x40@2x.png",
+      "filename": "ipad/app-icon-40@2x.png",
       "idiom": "ipad",
       "scale": "2x",
       "size": "40x40"
     },
     {
-      "filename": "Icon-App-76x76@1x.png",
+      "filename": "ipad/app-icon-76.png",
       "idiom": "ipad",
       "scale": "1x",
       "size": "76x76"
     },
     {
-      "filename": "Icon-App-76x76@2x.png",
+      "filename": "ipad/app-icon-76@2x.png",
       "idiom": "ipad",
       "scale": "2x",
       "size": "76x76"
     },
     {
-      "filename": "Icon-App-83.5x83.5@2x.png",
+      "filename": "ipad/app-icon-83.5@2x.png",
       "idiom": "ipad",
       "scale": "2x",
       "size": "83.5x83.5"
     },
     {
-      "filename": "Icon-App-1024x1024@1x.png",
+      "filename": "iphone/app-icon-1024.png",
       "idiom": "ios-marketing",
       "scale": "1x",
       "size": "1024x1024"