Update tokenizer_config.json

tokenizer_config.json

@@ -62,9 +62,9 @@
       null
     ]
   },
-  "bos_token": "<|im_start|>",
+  "bos_token": "<s>",
   "clean_up_tokenization_spaces": false,
-  "eos_token": "<|im_end|>",
+  "eos_token": "</s>",
   "model_max_length": 4096,
   "pad_token": "<unk>",
   "padding_side": "right",