Update README.md

Author: kritiksoman

README.md

@@ -54,3 +54,4 @@ Please cite using the following bibtex entry:
 | kmeans | [BSD](https://github.com/scipy/scipy/blob/master/LICENSE.txt) | - |
 | deep-dehazing | [MIT](https://github.com/MayankSingal/PyTorch-Image-Dehazing/blob/master/LICENSE) | [Custom](https://sites.google.com/site/boyilics/website-builder/project-page) |
 | deep-denoising | [GPL3](https://github.com/SaoYan/DnCNN-PyTorch/blob/master/LICENSE) | BSD68 |
+| enlighten | [BSD](https://github.com/VITA-Group/EnlightenGAN/blob/master/License) | [Custom](https://arxiv.org/pdf/1906.06972.pdf) |