tmp (wokkel.rsm): fixed incorrect behaviour which was adding max_items attribute

src/tmp/wokkel/rsm.py

@@ -171,9 +171,6 @@ class RSMRequest(object):
         @return: RSM request element.
         @rtype: L{domish.Element}
         """
-        if element.name == 'pubsub' and hasattr(element, 'items'):
-            element.items.attributes['max_items'] = unicode(self.max)
-
         set_elt = self.toElement()
         element.addChild(set_elt)