Merge pull request #1256 from KevinVdV/DS-3008-fix-metadata-order

[DS-3008] Fix metadata order storage

dspace-api/src/main/java/org/dspace/eperson/GroupServiceImpl.java

@@ -388,6 +388,8 @@ public class GroupServiceImpl extends DSpaceObjectServiceImpl<Group> implements
     @Override
     public void update(Context context, Group group) throws SQLException, AuthorizeException
     {
+
+        super.update(context, group);
         // FIXME: Check authorisation
         groupDAO.save(context, group);