Docs: If revalidatePath's path has dynamic segment path, type m…

…ust be `page`. (#59149)

fix: #59148

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Co-authored-by: JJ Kasper <jj@jjsweb.site>

docs/02-app/02-api-reference/04-functions/revalidatePath.mdx

@@ -17,7 +17,7 @@ revalidatePath(path: string, type?: 'page' | 'layout'): void;
 ```
 
 - `path`: Either a string representing the filesystem path associated with the data you want to revalidate (for example, `/product/[slug]/page`), or the literal route segment (for example, `/product/123`). Must be less than 1024 characters.
-- `type`: (optional) `'page'` or `'layout'` string to change the type of path to revalidate.
+- `type`: (optional) `'page'` or `'layout'` string to change the type of path to revalidate. If `path` contains a dynamic segment (for example, `/product/[slug]/page`), it must be `page`.
 
 ## Returns