correct wrong feature name

klue-re.py

@@ -75,8 +75,8 @@ class KoreanNewspaper(datasets.GeneratorBasedBuilder):
  for info in data :
  guid = info['guid'] 
  label = info['label']
- object_entity = info['object_entity']
- subject_entity = info['subject_entity']
+ object_entity = str(info['object_entity'])
+ subject_entity = str(info['subject_entity'])
  source = info['source']
  sentence = info['sentence']
  print(info)