Validation error for ChatMistralAI: top_p should be a valid number

[suhaibmujahid]

  File "/Users/smujahid/repos/review-helper-addon/venv/lib/python3.11/site-packages/bugbug/generative_model_tool.py", line 73, in create_mistral_llm
    return ChatMistralAI(
           ^^^^^^^^^^^^^^
  File "/Users/smujahid/repos/review-helper-addon/venv/lib/python3.11/site-packages/langchain_core/load/serializable.py", line 125, in __init__
    super().__init__(*args, **kwargs)
  File "/Users/smujahid/repos/review-helper-addon/venv/lib/python3.11/site-packages/pydantic/main.py", line 212, in __init__
    validated_self = self.__pydantic_validator__.validate_python(data, self_instance=self)
                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
pydantic_core._pydantic_core.ValidationError: 1 validation error for ChatMistralAI
top_p
  Input should be a valid number [type=float_type, input_value=None, input_type=NoneType]
    For further information visit https://errors.pydantic.dev/2.9/v/float_type