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

@@ -260,7 +260,8 @@ Then, we will embed them as vectors and store these vectors in your PostgreSQL d
 
    This command is correct and can be used with the Scaleway CLI.
    Note that vector embedding enabled the system to retrieve proper document chunks even if the Scaleway cheatsheet never mentions `shut down` but only `power off`.
-   You can compare this result without RAG (for instance by using the same prompt in [Generative APIs Playground](https://console.scaleway.com/generative-api/models/fr-par/playground?modelName=llama-3.1-8b-instruct)):
+   You can compare this result without RAG (for instance, by using the same prompt in [Generative APIs Playground](https://console.scaleway.com/generative-api/models/fr-par/playground?modelName=llama-3.1-8b-instruct)):
+
    ```sh
    scaleway instance shutdown --instance-uuid example-28f3-4e91-b2af-4c3502562d72
    ```