Fixed link in doc/administration/high_availability/nfs.md

Originally submitted at
https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/6942.
Signed-off-by: Rémy Coutable <remy@rymai.me>

doc/administration/high_availability/nfs.md

@@ -47,7 +47,7 @@ there because this will also affect performance. We recommend that the log files
 stored on a local volume.
 
 For more details on another person's experience with EFS, see
-[Amazon's Elastic File System: Burst Credits](https://www.rawkode.io/2017/04/amazons-elastic-file-system-burst-credits/)
+[Amazon's Elastic File System: Burst Credits](https://rawkode.com/2017/04/16/amazons-elastic-file-system-burst-credits/)
 
 ## NFS Client mount options