added badge conda (#47)

README.md

@@ -3,6 +3,7 @@
 ![CodeQC](https://github.com/Novartis/torchsurv/actions/workflows/codeqc.yml/badge.svg?branch=main)
 ![Docs](https://github.com/Novartis/torchsurv/actions/workflows/docs.yml/badge.svg?branch=main)
 [![PyPI - Version](https://img.shields.io/pypi/v/torchsurv)](https://pypi.org/project/torchsurv/)
+[![Conda](https://img.shields.io/conda/v/conda-forge/torchsurv?label=conda&color=success)](https://anaconda.org/conda-forge/torchsurv)
 [![arXiv](https://img.shields.io/badge/arXiv-2404.10761-f9f107.svg)](https://arxiv.org/abs/2404.10761)
 [![Documentation](https://img.shields.io/badge/GithubPage-Sphinx-blue)](https://opensource.nibr.com/torchsurv/)
 [![Downloads](https://static.pepy.tech/badge/torchsurv)](https://pepy.tech/project/torchsurv)
@@ -236,4 +237,4 @@ If you use this project in academic work or publications, we appreciate citing i
       primaryClass={cs.LG},
       doi={https://doi.org/10.48550/arXiv.2404.10761}
 }
-```
+```