Fix model path in vllm sample code

README.md

@@ -153,7 +153,7 @@ pip install "vllm>=0.11.1"
 Serving the model with suggested settings:
 
 ```
-vllm serve arcee-train/Trinity-Mini \
+vllm serve arcee-ai/Trinity-Mini \
   --dtype bfloat16 \
   --enable-auto-tool-choice \
   --reasoning-parser deepseek_r1 \