Update README.md

README.md

@@ -20,4 +20,5 @@ If our work is helpful for your research, please consider citing:
   author={Kang, Xiaoyang and Yang, Tao and Ouyang, Wenqi and Ren, Peiran and Li, Lingzhi and Xie, Xuansong},
   journal={arXiv preprint arXiv:2212.11613},
   year={2022}
-}
+}
+```