remove trailing whitespaces

dspace-oai/src/main/java/org/dspace/xoai/app/XOAI.java

@@ -447,12 +447,12 @@ public class XOAI {
         for (String f : getFileFormats(item)) {
             doc.addField("metadata.dc.format.mimetype", f);
         }
-        
+
         // Message output before processing - for debugging purposes
         if (verbose) {
             println(String.format("Item %s with handle %s is about to be indexed",
                     item.getID().toString(), handle));
-        }        
+        }
 
         ByteArrayOutputStream out = new ByteArrayOutputStream();
         XmlOutputContext xmlContext = XmlOutputContext.emptyContext(out, Second);