Fix updateBatchTableBoundingSpheres

updateBatchTableBoundingSpheres was using the BoundingSphere center without
applying the modelMatrix to the sphere first.


Fixes #4431 and #4428

Source/Scene/Primitive.js

@@ -1193,6 +1193,8 @@ define([
 
         for (var i = 0; i < length; ++i) {
             var boundingSphere = boundingSpheres[i];
+            var modelMatrix = defaultValue(primitive.modelMatrix, Matrix4.IDENTITY);
+            boundingSphere = BoundingSphere.transform(boundingSphere, modelMatrix, boundingSphere);
             var center = boundingSphere.center;
             var radius = boundingSphere.radius;