Patch tokenizer_config.json: add auto_map for trust_remote_code

tokenizer_config.json

@@ -8,5 +8,9 @@
   "model_max_length": 1024,
   "pad_token": null,
   "tokenizer_class": "GPT2Tokenizer",
-  "unk_token": "<|endoftext|>"
-}
+  "unk_token": "<|endoftext|>",
+  "auto_map": {
+    "AutoConfig": "modeling_loop_lm.LoopLMConfig",
+    "AutoModelForCausalLM": "modeling_loop_lm.LoopLMForCausalLM"
+  }
+}