Update sourcecode.adoc

src/docs/asciidoc/jme3/advanced/sourcecode.adoc

@@ -261,7 +261,7 @@ public class QuixoteControl extends AbstractControl {
             node.depthFirstTraversal(new SceneGraphVisitor() {                 
                 @Override                
                 public void visit(Spatial spatial) {                    
-                    if (spatial.getName().equals("Models/RotatingMill.j3o")) {                        
+                    if (spatial.getName().equals("Models/RotatingMill.j3o")){                        
                         mills.add(spatial);
                     }
                 }