Demo launch and top shelf images

VLC for Apple TV/Assets.xcassets/App Icon & Top Shelf Image.brandassets/Top Shelf Image.imageset/Contents.json

@@ -2,6 +2,7 @@
   "images" : [
     {
       "idiom" : "tv",
+      "filename" : "VLC_1920x720.png",
       "scale" : "1x"
     }
   ],

VLC for Apple TV/Assets.xcassets/LaunchImage.launchimage/Contents.json

@@ -3,6 +3,7 @@
     {
       "orientation" : "landscape",
       "idiom" : "tv",
+      "filename" : "VLC_1920x1080.png",
       "extent" : "full-screen",
       "minimum-system-version" : "9.0",
       "scale" : "1x"