Raise player version to 2.0.3

package.json

 {
   "name": "verona-modules-aspect",
   "config": {
-    "player_version": "2.0.2",
+    "player_version": "2.0.3",
     "editor_version": "2.0.2",
     "unit_definition_version": "4.0.0"
   },