Remove unused import

jme3-core/src/com/jme3/gde/core/assets/ProjectAssetsNodeFactory.java

@@ -38,7 +38,6 @@ import org.netbeans.spi.project.ui.support.NodeFactorySupport;
 import org.netbeans.spi.project.ui.support.NodeList;
 import org.openide.loaders.DataObject;
 import org.openide.loaders.DataObjectNotFoundException;
-import org.openide.nodes.Node;
 import org.openide.util.Exceptions;
 
 /**