doc: update AHAFS reference link

Signed-off-by: Taeuk Ha <tomcat0519@naver.com>
PR-URL: #65481
Reviewed-By: Daeyeon Jeong <daeyeon.dev@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Beth Griggs <bethanyngriggs@gmail.com>

Author: ChocoChip0519

doc/api/fs.md

@@ -9315,7 +9315,7 @@ the file contents.
 [MSDN-Rel-Path]: https://docs.microsoft.com/en-us/windows/desktop/FileIO/naming-a-file#fully-qualified-vs-relative-paths
 [MSDN-Using-Streams]: https://docs.microsoft.com/en-us/windows/desktop/FileIO/using-streams
 [Naming Files, Paths, and Namespaces]: https://docs.microsoft.com/en-us/windows/desktop/FileIO/naming-a-file
-[`AHAFS`]: https://developer.ibm.com/articles/au-aix_event_infrastructure/
+[`AHAFS`]: https://www.ibm.com/docs/en/aix/7.3.0?topic=management-aix-event-infrastructure-aix-aix-clusters-ahafs
 [`Buffer.byteLength`]: buffer.md#static-method-bufferbytelengthstring-encoding
 [`FSEvents`]: https://developer.apple.com/documentation/coreservices/file_system_events
 [`Number.MAX_SAFE_INTEGER`]: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number/MAX_SAFE_INTEGER