tmp (wokkel): fixes RSM implementation to fit sat_pubsub answer when in "unrestricted" mode

src/tmp/wokkel/pubsub.py

@@ -1408,6 +1408,9 @@ class PubSubService(XMPPHandler, IQHandlerMixin):
         items["node"] = request.nodeIdentifier
 
         for item in result:
+            if isinstance(item, tuple):
+                # XXX: see sat_pubsub.pgsql_storage.LeafNode.getItemsById return value
+                item = item[0]
             if item.name == 'item':
                 item.uri = NS_PUBSUB
                 items.addChild(item)