Changes to Returns classifier models, thresholds, and training defaults

removed the required property training_params/learning_rate from the response with the 200 status

added the required property training_params/base_learning_rate to the response with the 200 status

added the required property training_params/head_learning_rate to the response with the 200 status

added the required property training_params/warmup_fraction to the response with the 200 status

removed the required property training_params/adapter_name from the response with the 200 status

added the required property training_params/freeze_base_model to the response with the 200 status

added the required property training_params/lora_alpha to the response with the 200 status

added the required property training_params/lora_dropout to the response with the 200 status

added the required property training_params/lora_enabled to the response with the 200 status

added the required property training_params/lora_rank to the response with the 200 status

endpoint added