Update README.metadata.json (#541)

Author: sclaridge

scene/realistic-lighting-and-shadows/README.metadata.json

@@ -27,7 +27,6 @@
         "SceneView.setSunTime"
     ],
     "snippets": [
-        "build/resources/main/realistic_lighting_and_shadows/main.fxml",
         "src/main/java/com/esri/samples/realistic_lighting_and_shadows/RealisticLightingAndShadowsController.java",
         "src/main/java/com/esri/samples/realistic_lighting_and_shadows/RealisticLightingAndShadowsSample.java",
         "src/main/resources/realistic_lighting_and_shadows/main.fxml"