docs: update staleTimes.mdx (vercel#72967)

Fix mdx formatting. 

Previously MDX was not formatted correctly. (see image - `prefetch=`)

https://nextjs.org/docs/app/api-reference/next-config-js/staleTimes

<img width="659" alt="Screenshot 2024-11-19 at 15 11 57"
src="https://github.com/user-attachments/assets/44f77fd4-657e-409a-9190-9430fd96d5f8">

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Co-authored-by: Delba de Oliveira <32464864+delbaoliveira@users.noreply.github.com>

docs/01-app/03-api-reference/05-config/01-next-config-js/staleTimes.mdx

@@ -24,7 +24,7 @@ module.exports = nextConfig
 
 The `static` and `dynamic` properties correspond with the time period (in seconds) based on different types of [link prefetching](/docs/app/api-reference/components/link#prefetch).
 
-- The `dynamic` property is used when the page is neither statically generated nor fully prefetched (i.e., with prefetch={true}).
+- The `dynamic` property is used when the page is neither statically generated nor fully prefetched (e.g. with `prefetch={true}`).
   - Default: 0 seconds (not cached)
 - The `static` property is used for statically generated pages, or when the `prefetch` prop on `Link` is set to `true`, or when calling [`router.prefetch`](/docs/app/building-your-application/caching#routerprefetch).
   - Default: 5 minutes