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

@@ -255,8 +255,7 @@ Then, we will embed them as vectors and store these vectors in your PostgreSQL d
    ```sh
    scw instance server stop example-28f3-4e91-b2af-4c3502562d72 
 
-   This will shut down the instance with the specified instance-uuid. 
-   Please note that this command only stops the instance, it doesn't shut it down completely
+   This will shut down the Instance with the specified instance-uuid. Note that this command stops the Instance but does not shut it down completely.
    ```
 
    This command is correct and can be used with the Scaleway CLI.