[misc] error early for old-style class (#10304)

Signed-off-by: youkaichao <youkaichao@gmail.com>

vllm/model_executor/models/internvl.py

@@ -409,7 +409,7 @@ input_pipeline = InternVLInputPipeline(IMG_START, IMG_END, IMG_CONTEXT)
 @INPUT_REGISTRY.register_input_processor(input_pipeline.input_processor)
 class InternVLChatModel(nn.Module, SupportsMultiModal, SupportsPP):
 
-    def __init__(self, vllm_config: VllmConfig, prefix: str = "") -> None:
+    def __init__(self, *, vllm_config: VllmConfig, prefix: str = "") -> None:
         super().__init__()
 
         config = vllm_config.model_config.hf_config