kobart-base-v2-summarization

PLM: KoBART-base-v2 (https://huggingface.co/gogamza/kobart-base-v2)
Fine-tuning training data: https://aihub.or.kr/aihubdata/data/view.do?currMenu=115&topMenu=100&aihubDataSe=realm&dataSetSn=93