[Automated] Update base model metadata

Update config.json

Update README.md

Rename onnx/model.onnx_data to onnx/decoder_model_merged.onnx_data

Rename onnx/model.onnx to onnx/decoder_model_merged.onnx

Rename onnx/model_quantized.onnx to onnx/decoder_model_merged_quantized.onnx

Upload folder using huggingface_hub

Upload README.md with huggingface_hub

initial commit