Update tokenizer_config.json

tokenizer_config.json

@@ -1 +1 @@
-{"model_max_length": 512, "eos_token": "</s>", "unk_token": "<unk>", "pad_token": "<pad>", "special_tokens_map_file": "models/t5-end2end-question-generation/special_tokens_map.json", "full_tokenizer_file": null}
+{"model_max_length": 512, "eos_token": "</s>", "unk_token": "<unk>", "pad_token": "<pad>", "full_tokenizer_file": null}