Update config.json

config.json

@@ -34,7 +34,7 @@
   },
   "tokenizer_class": "T5Tokenizer",
   "torch_dtype": "float32",
-  "transformers_version": "4.18.0",
+  "transformers_version": "4.20.1",
   "use_cache": true,
   "vocab_size": 32000
 }