multiple: support strict and method in with_structured_output (#30385)

libs/partners/mistralai/langchain_mistralai/chat_models.py

@@ -945,6 +945,7 @@ class ChatMistralAI(BaseChatModel):
                 # }
 
         """  # noqa: E501
+        _ = kwargs.pop("strict", None)
         if kwargs:
             raise ValueError(f"Received unsupported arguments {kwargs}")
         is_pydantic_schema = isinstance(schema, type) and is_basemodel_subclass(schema)