Prevent tokenizer calls from returning `token_type_ids`

tokenizer_config.json

@@ -1029,6 +1029,10 @@
   "clean_up_tokenization_spaces": false,
   "eos_token": "<seed:eos>",
   "extra_special_tokens": {},
+  "model_input_names": [
+    "input_ids",
+    "attention_mask"
+  ],
   "model_max_length": 1000000000000000019884624838656,
   "pad_token": "<seed:pad>",
   "tokenizer_class": "PreTrainedTokenizerFast"