Fix mdoel loading

Fix https://huggingface.co/Alibaba-NLP/gme-Qwen2-VL-2B-Instruct/discussions/16

config.json

@@ -15,7 +15,7 @@
   "intermediate_size": 8960,
   "max_position_embeddings": 32768,
   "max_window_layers": 28,
-  "model_type": "gme_qwen2_vl",
+  "model_type": "qwen2_vl",
   "num_attention_heads": 12,
   "num_hidden_layers": 28,
   "num_key_value_heads": 2,