docs: update leaderboard

Author: gnohgnailoug

omnigirl_leaderboard.html

@@ -53,7 +53,7 @@ <h3 class="fw-light text-nowrap">
       </a>
       <!-- 新增 arXiv 链接 -->
       <a href="http://arxiv.org/abs/2505.04606" target="_blank">
-        <img src="https://img.shields.io/badge/arXiv-YOUR_ARXIV_ID-B31B1B.svg?style=for-the-badge&logo=arxiv&logoColor=white" alt="arxiv" class="img-fluid">
+        <img src="https://img.shields.io/badge/arXiv-2505.04606-B31B1B.svg?style=for-the-badge&logo=arxiv&logoColor=white" alt="arxiv" class="img-fluid">
       </a>
       <a href="https://conf.researchr.org/details/issta-2025/issta-2025-papers/2/OmniGIRL-A-Multilingual-and-Multimodal-Benchmark-for-GitHub-Issue-Resolution" target="_blank">
         <img src="https://img.shields.io/badge/HuggingFace-%23f9ac00.svg?style=for-the-badge&logo=huggingface" alt="hf" class="img-fluid">