Linking w/ arxiv by adding it to README.md

README.md

@@ -122,6 +122,7 @@ bash precommit.sh # black formatter will reformat the codes
 
 ## Citation
 If you found our work helpful, consider citing our paper!
+[arxiv](https://arxiv.org/abs/2411.19103v1) 
 ```
 @misc{son2024varcoarenatournamentapproach,
       title={Varco Arena: A Tournament Approach to Reference-Free Benchmarking Large Language Models},