Test fixes in openai_compat

llama_stack/core/routers/inference.py

@@ -590,6 +590,7 @@ class InferenceRouter(Inference):
 
     async def _nonstream_openai_chat_completion(self, provider: Inference, params: dict) -> OpenAIChatCompletion:
         response = await provider.openai_chat_completion(**params)
+
         for choice in response.choices:
             # some providers return an empty list for no tool calls in non-streaming responses
             # but the OpenAI API returns None. So, set tool_calls to None if it's empty
@@ -739,7 +740,6 @@ class InferenceRouter(Inference):
         id = None
         created = None
         choices_data: dict[int, dict[str, Any]] = {}
-
         try:
             async for chunk in response:
                 # Skip None chunks