docs: Change incorrect layouts-and-pages URL (#12380)

docs: Fix not found layouts-and-pages

Change valid url

Author: kiJu2

docs/docs/getting-started/example.md

@@ -76,7 +76,7 @@ Instances of `useSession` will then have access to the session data and status.
 
 :::tip
 Check out the [client documentation](/getting-started/client) to see how you can improve the user experience and page performance by using the NextAuth.js client.
-If you are using the Next.js App Router, please note that `<SessionProvider />` requires a client component and therefore cannot be put inside the root layout. For more details, check out the [Next.js documentation](https://nextjs.org/docs/app/building-your-application/routing/pages-and-layouts).
+If you are using the Next.js App Router, please note that `<SessionProvider />` requires a client component and therefore cannot be put inside the root layout. For more details, check out the [Next.js documentation](https://nextjs.org/docs/app/getting-started/layouts-and-pages).
 :::
 
 ### Frontend - Add React Hook