Update tutorials/how-to-implement-rag-generativeapis/index.mdx

Co-authored-by: Jessica <[email protected]>

Author: fpagny

tutorials/how-to-implement-rag-generativeapis/index.mdx

@@ -41,6 +41,7 @@ In this tutorial, you will learn how to implement RAG using LangChain, a leading
    ```
 
    If you are on MacOS, run also the following command to install dependencies required by the `unstructured` package:
+
    ```sh
    brew install libmagic poppler tesseract qpdf
    ```