Update mlc-chat-config.json

mlc-chat-config.json

@@ -43,12 +43,12 @@
   },
   "conv_template": {
     "name": "st-llm",
-    "system_template": "Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.\n\n### Instruction:\n{MessagePlaceholders.SYSTEM.value}</s>",
-    "system_message": "You are a helpful, respectful and honest assistant.",
+    "system_template": "Below is an instruction that describes a task. Write a response that appropriately completes the request.\n\n</s>",
+    "system_message": "",
     "system_prefix_token_ids": null,
     "add_role_after_system_message": true,
     "roles": {
-      "user": "### Input:",
+      "user": "### Instruction:",
       "assistant": "### Response:"
     },
     "role_templates": {