docs: fix nit on VLLM version

README.md

@@ -96,7 +96,7 @@ model = AutoModelForCausalLM.from_pretrained(
 For vLLM, simply start a server by executing the command below:
 
 ```
-# pip install vllm
+# pip install vllm>=0.9.0
 vllm serve tiiuae/Falcon-H1-1B-Instruct --tensor-parallel-size 2 --data-parallel-size 1
 ```