Update tokenizer_config.json

tokenizer_config.json

@@ -75,7 +75,7 @@
     "<|Assistant|>",
     "<|System|>"
   ],
-  "bos_token": "<|startoftext|>",
+  "bos_token": "<|im_start|>",
   "chat_template": "{% if messages[0]['role'] == 'system' %}{% set system_message = messages[0]['content'] %}{% endif %}{% if system_message is defined %}{{ '<|im_start|><|System|>\n' + system_message + '<|im_end|>\n' }}{% endif %}{% for message in messages %}{% set content = message['content'] %}{% if message['role'] == 'user' %}{{ '<|im_start|><|Human|>\n' + content + '<|im_end|>\n<|im_start|><|Assistant|>\n' }}{% elif message['role'] == 'assistant' %}{{ content + '<|im_end|>' + '\n' }}{% endif %}{% endfor %}",
   "clean_up_tokenization_spaces": false,
   "eos_token": "<|im_end|>",