Update tokenizer_config.json

tokenizer_config.json

@@ -65,7 +65,7 @@
   "clean_up_tokenization_spaces": false,
   "eos_token": "<|end_of_text|>",
   "legacy": true,
-  "model_max_length": 8192,
+  "model_max_length": 262144,
   "pad_token": "<|pad|>",
   "padding_side": "left",
   "sp_model_kwargs": {},