Update README.md

README.md

@@ -11,6 +11,7 @@ This is the [ibm-granite/granite-8b-code-instruct](https://huggingface.co/ibm-gr
 
 An example of how to do inference on this model:
 ```python
+# pip install optimum[openvino]
 from transformers import AutoTokenizer
 from optimum.intel import OVModelForCausalLM