haproxy: fix broken link

haproxy/content.md

@@ -12,7 +12,7 @@ Since no two users of HAProxy are likely to configure it exactly alike, this ima
 
 Please refer to [upstream's excellent (and comprehensive) documentation](https://cbonte.github.io/haproxy-dconv/) on the subject of configuring HAProxy for your needs.
 
-It is also worth checking out the [`examples/` directory from upstream](http://www.haproxy.org/git?p=haproxy-1.7.git;a=tree;f=examples).
+It is also worth checking out the [`examples/` directory from upstream](http://git.haproxy.org/?p=haproxy-1.8.git;a=tree;f=examples).
 
 ## Create a `Dockerfile`