[bugfix] add api process rank in default multimodal request (#36150)

Signed-off-by: fake0fan <645327136@qq.com>
Signed-off-by: Chenguang ZHENG <645327136@qq.com>

tests/entrypoints/openai/test_completion_error.py

@@ -58,9 +58,15 @@ class MockModelConfig:
         return self.diff_sampling_param or {}
 
 
+@dataclass
+class MockParallelConfig:
+    _api_process_rank: int = 0
+
+
 @dataclass
 class MockVllmConfig:
     model_config: MockModelConfig
+    parallel_config: MockParallelConfig
 
 
 def _build_serving_completion(engine: AsyncLLM) -> OpenAIServingCompletion:
@@ -79,7 +85,7 @@ def _build_renderer(model_config: MockModelConfig):
     _, tokenizer_name, _, kwargs = tokenizer_args_from_config(model_config)
 
     return HfRenderer.from_config(
-        MockVllmConfig(model_config),
+        MockVllmConfig(model_config, parallel_config=MockParallelConfig()),
         tokenizer_kwargs={**kwargs, "tokenizer_name": tokenizer_name},
     )