Merge pull request 'feat: add haproxy exporter' (#38) from neoloc/haproxy_exporter into develop

Reviewed-on: https://git.query.consul/unkinben/puppet-prod/pulls/38

site/profiles/manifests/haproxy/server.pp

@@ -55,6 +55,7 @@ class profiles::haproxy::server (
     include profiles::haproxy::frontends # create frontends
     include profiles::haproxy::backends  # create backends
     include profiles::haproxy::listeners # create listeners
+    include prometheus::haproxy_exporter # generate metrics
 
     Class['profiles::haproxy::certlist']
     -> Class['profiles::haproxy::dns']