Schema representing a CreateFineTuningJobRequest within the OpenAI API
@type t() :: %ExOpenAI.Components.CreateFineTuningJobRequest{ hyperparameters: %{n_epochs: integer() | :auto} | nil, model: (:"gpt-3.5-turbo" | :"davinci-002" | :"babbage-002") | String.t(), suffix: String.t() | nil, training_file: String.t(), validation_file: String.t() | nil }