Update DiaBLa.py

DiaBLa.py

@@ -195,6 +195,6 @@ class Diabla(datasets.GeneratorBasedBuilder):
                     }
                     # add to history (without dialogue info and history)
                     dialogue_history.append(utterance_instance.copy()) 
-                    utterance_instance['dialogue_meta'] = utterance_info
+                    utterance_instance['dialogue_meta'] = dialogue_info
                     utterance_instance['dialogue_history'] = dialogue_history
                     yield id_, utterance_instance