small wording fix

Author: devalog

fern/products/docs/pages/component-library/default-components/code-blocks.mdx

@@ -310,8 +310,6 @@ You can make specific text within code blocks clickable by defining a `links` ma
 
 The `links` property accepts a map where keys are matching patterns (exact strings or regex) and values are the URLs to link to.
 
-**For sites using custom subpaths**: be sure to include the base subpath in relative links.
-
 ### Exact string matching
 
 <Tabs>