Update router name for Azure Model Router as requested

Author: yl231

README.md

@@ -37,7 +37,7 @@ For more details, please see our [website](https://routeworks.github.io/leaderbo
 | 🥇 | [R2-Router](https://arxiv.org/abs/2602.02823/) | 🎓 UCF | 71.60 | 71.23 | $0.06 | 32.38 | 74.16 | 100.00 | — | 45.71 |
 | 🥈 | [vLLM‑SR](https://vllm-semantic-router.com/) [[Code]](https://github.com/vllm-project/semantic-router) [[HF]](https://huggingface.co/llm-semantic-router) | 🎓 vLLM SR Team | 67.23 | 66.53 | $0.06 | 94.10 | 90.12 | 100.00 | — | 90.95 |
 | 🥉 | [MIRT‑BERT](https://arxiv.org/pdf/2506.01048) [[Code]](https://github.com/Mercidaiha/IRT-Router) | 🎓 USTC | 66.89 | 66.88 | $0.15 | 3.44 | 19.62 | 78.18 | 27.03 | 61.19 |
-| 4 | [Azure‑Router](https://ai.azure.com/catalog/models/model-router) [[Web]](https://learn.microsoft.com/en-us/azure/ai-foundry/openai/concepts/model-router) | 💼 Microsoft | 66.66 | 68.09 | $0.54 | 22.52 | 46.32 | 81.96 | — | 54.07 |
+| 4 | [Azure-Model-Router](https://ai.azure.com/catalog/models/model-router) [[Web]](https://learn.microsoft.com/en-us/azure/ai-foundry/openai/concepts/model-router) | 💼 Microsoft | 66.66 | 68.09 | $0.54 | 22.52 | 46.32 | 81.96 | — | 54.07 |
 | 5 | [NIRT‑BERT](https://arxiv.org/pdf/2506.01048) [[Code]](https://github.com/Mercidaiha/IRT-Router) | 🎓 USTC | 66.12 | 66.34 | $0.21 | 3.83 | 14.04 | 77.88 | 10.42 | 49.29 |
 | 6 | [GPT‑5](https://openai.com/index/introducing-gpt-5/)| 💼 OpenAI | 64.32 | 73.96 | $10.02 | — | — | — | — | — |
 | 7 | [CARROT](https://arxiv.org/abs/2502.03261) [[Code]](https://github.com/somerstep/CARROT) [[HF]](https://huggingface.co/CARROT-LLM-Routing) | 🎓 UMich | 63.87 | 67.21 | $2.06 | 2.68 | 6.77 | 78.63 | 1.50 | 89.05 |