fix: update _base_model to zenlm/zen-image-edit

config.json

@@ -7,7 +7,7 @@
   "transformers_version": "4.44.2",
   "thinking_tokens": 256000,
   "_name_or_path": "zenlm/zen-image-edit",
-  "_base_model": "Qwen/Qwen-Image-Edit-2509",
+  "_base_model": "zenlm/zen-image-edit",
   "vision_config": {
     "hidden_size": 1024,
     "image_size": 1024,
@@ -20,4 +20,4 @@
     "num_hidden_layers": 32,
     "max_position_embeddings": 32768
   }
-}
+}