Simple fix for version note

Author: qqmyers

src/main/java/edu/harvard/iq/dataverse/DatasetPage.java

@@ -6803,10 +6803,10 @@ public boolean isDOI() {
         return AbstractDOIProvider.DOI_PROTOCOL.equals(dataset.getGlobalId().getProtocol());
     }
 
-    public void saveVersionNote() {
+    public String saveVersionNote() {
         this.editMode=EditMode.VERSIONNOTE;
         publishDialogVersionNote = workingVersion.getVersionNote();
-        save();
+        return save();
     }
     String publishDialogVersionNote = null;