Update content/docs/releases/release-notes/release-notes-1.18.md

Co-authored-by: Erik Godding Boye <[email protected]>
Signed-off-by: Richard Wall <[email protected]>

Author: wallrj

content/docs/releases/release-notes/release-notes-1.18.md

@@ -19,7 +19,7 @@ short-lived six-day certificates.
 These new options provide users with greater flexibility and improved security
 for their certificate management needs.
 
-[rfc]: https://datatracker.ietf.org/doc/draft-ietf-acme-profile/
+[rfc]: https://datatracker.ietf.org/doc/draft-aaron-acme-profiles/
 [tlsserver]: https://letsencrypt.org/2025/01/09/acme-profiles/
 [shortlived]: https://letsencrypt.org/2025/02/20/first-short-lived-cert-issued/