[starling] Fixed missing comma.

spine-starling/spine-starling-example/.vscode/launch.json

@@ -4,7 +4,7 @@
         {
             "type": "swf",
             "request": "launch",
-            "name": "Launch Spine Starling Example"
+            "name": "Launch Spine Starling Example",
             "preLaunchTask": "Compile debug"
         }
     ]