Update tokenizer_config.json

tokenizer_config.json

@@ -60,6 +60,6 @@
   "tokenizer_file": "/root/.cache/huggingface/hub/models--mistralai--Mistral-7B-v0.1/snapshots/1fb99329f9023da943204744e9189c1744663504/tokenizer.json",
   "trust_remote_code": false,
   "unk_token": "<unk>",
-  "use_default_system_prompt": true,
+  "use_default_system_prompt": false,
   "use_fast": true
 }