Fix style

Author: fangerer

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/nodes/call/special/LookupAndCallUnaryNode.java

@@ -98,7 +98,7 @@ public abstract static class NoAttributeHandler extends PNodeWithContext {
     public abstract Object executeObject(VirtualFrame frame, Object receiver);
 
     public abstract Object executeObject(VirtualFrame frame, int receiver);
-    
+
     public abstract Object executeObject(VirtualFrame frame, long receiver);
 
     public abstract Object executeObject(VirtualFrame frame, double receiver);