Update get-started.mdx (#17714)

* Update get-started.mdx

Add notice for functions dirs, I made a mistake here, giver other people a notice

* Update src/content/docs/pages/functions/get-started.mdx

---------

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

Author: diucicd

src/content/docs/pages/functions/get-started.mdx

@@ -17,7 +17,7 @@ You must have a Pages project set up on your local machine or deployed on the Cl
 
 ## Create a Function
 
-To get started with generating a Pages Function, create a `/functions` directory at the root of your Pages project.
+To get started with generating a Pages Function, create a `/functions` directory. Make sure that the `/functions` directory is at the root of your Pages project (and not in the static root, such as `/dist`).
 
 :::note[Advanced mode]