[diffusion] chore: tiny fix model config (#16159)

Co-authored-by: Mick <mickjagger19@icloud.com>

python/sglang/multimodal_gen/registry.py

@@ -429,7 +429,7 @@ def _register_configs():
     register_configs(
         sampling_param_cls=QwenImageSamplingParams,
         pipeline_config_cls=QwenImagePipelineConfig,
-        hf_model_paths=["Qwen/Qwen-Image"],
+        hf_model_paths=["Qwen/Qwen-Image", "Qwen/Qwen-Image-2512"],
     )
     register_configs(
         sampling_param_cls=QwenImageSamplingParams,

python/sglang/multimodal_gen/runtime/loader/component_loader.py

@@ -156,7 +156,7 @@ class ComponentLoader(ABC):
             component = self.load_customized(
                 component_model_path, server_args, module_name
             )
-            source = "customized"
+            source = "sgl-diffusion"
         except Exception as e:
             if "Unsupported model architecture" in str(e):
                 logger.info(
@@ -190,7 +190,7 @@ class ComponentLoader(ABC):
             if consumed is None or consumed == 0.0:
                 consumed = gpu_mem_before_loading - current_gpu_mem
             logger.info(
-                f"Loaded %s: %s from {source}. model size: %.2f GB, avail mem: %.2f GB",
+                f"Loaded %s: %s ({source} version). model size: %.2f GB, avail mem: %.2f GB",
                 module_name,
                 component.__class__.__name__,
                 consumed,