Update citation

docs/citation.bib

@@ -1,9 +1,10 @@
-@misc{ml-energy-leaderboard,
-    author={Jae-Won Chung and Jiachen Liu and Zhiyu Wu and Yuxuan Xia and Mosharaf Chowdhury},
-    title={{ML.ENERGY} Leaderboard},
-    year={2023},
-    howpublished={\url{https://ml.energy/leaderboard}},
+@article{mlenergybenchmark-arxiv25,
+    title={The {ML.ENERGY Benchmark}: Toward Automated Inference Energy Measurement and Optimization}, 
+    author={Jae-Won Chung and Jiachen Liu and Jeff J. Ma and Ruofan Wu and Oh Jun Kweon and Yuxuan Xia and Zhiyu Wu and Mosharaf Chowdhury},
+    year={2025},
+    journal={arXiv preprint arXiv:2505.06371},
 }
+
 @inproceedings{zeus-nsdi23,
     author={Jie You and Jae-Won Chung and Mosharaf Chowdhury},
     booktitle={USENIX NSDI},