[Doc] Refine the document. (#403)

Signed-off-by: Alicia <115451386+congw729@users.noreply.github.com>

docs/getting_started/installation/gpu/cuda.inc.md

@@ -18,9 +18,9 @@ Therefore, it is recommended to install vLLM and vLLM-Omni with a **fresh new**
 
 #### Installation of vLLM
 
-vLLM-Omni is built based on vLLM v0.12.0. Please install it with command below.
+vLLM-Omni is built based on vLLM. Please install it with command below.
 ```bash
-uv pip install vllm==0.12.0 --torch-backend=auto
+uv pip install vllm==0.11.0 --torch-backend=auto
 ```
 
 #### Installation of vLLM-Omni
@@ -89,7 +89,7 @@ docker run --runtime nvidia --gpus 2 \
     --env "HF_TOKEN=$HF_TOKEN" \
     -p 8091:8091 \
     --ipc=host \
-    vllm/vllm-omni:v0.12.0rc1 \
+    vllm/vllm-omni:v0.11.0rc1 \
     --model Qwen/Qwen3-Omni-30B-A3B-Instruct --port 8091
 ```