move gui earlier

sandbox/public/index.html

@@ -16,6 +16,7 @@
     <script src="https://preview.babylonjs.com/Oimo.js"></script>
     <script src="https://preview.babylonjs.com/libktx.js"></script>
     <script src="https://preview.babylonjs.com/babylon.js"></script>
+    <script src="https://preview.babylonjs.com/gui/babylon.gui.min.js"></script>
 
     <script src="https://preview.babylonjs.com/loaders/babylonjs.loaders.min.js"></script>
     <script src="https://preview.babylonjs.com/serializers/babylonjs.serializers.min.js"></script>
@@ -23,7 +24,6 @@
 
     
     <script src="https://preview.babylonjs.com/inspector/babylon.inspector.bundle.js"></script>
-    <script src="https://preview.babylonjs.com/gui/babylon.gui.js"></script>
     <script src="dist/babylon.sandbox.js"></script>
     
     <style>