Update demo config for Icinga VHosts

.puppet/modules/profiles/templates/icinga/icinga2/config/demo/hosts.conf.erb

@@ -48,17 +48,17 @@ object Host "<%= @node_name-%>" {
     http_uri = "/icingaweb2"
   }
   vars.http_vhosts["http Icinga Website"] = {
-    http_address = "www.icinga.com"
-    http_vhost = "www.icinga.com"
+    http_address = "icinga.com"
+    http_vhost = "icinga.com"
+  }
+  vars.http_vhosts["http Icinga Discourse"] = {
+    http_address = "community.icinga.com"
+    http_vhost = "community.icinga.com"
   }
   vars.http_vhosts["http Icinga RT"] = {
     http_address = "rt.icinga.com"
     http_vhost = "rt.icinga.com"
   }
-  vars.http_vhosts["http Icinga Docs"] = {
-    http_address = "docs.icinga.com"
-    http_vhost = "docs.icinga.com"
-  }
   vars.http_vhosts["http Icinga Exchange"] = {
     http_address = "exchange.icinga.com"
     http_vhost = "exchange.icinga.com"
@@ -68,11 +68,6 @@ object Host "<%= @node_name-%>" {
     http_vhost = "github.com"
     http_uri = "/Icinga"
   }
-  vars.http_vhosts["http Icinga Docker Hub"] = {
-    http_address = "registry.hub.docker.com"
-    http_vhost = "registry.hub.docker.com"
-    http_uri = "/repos/icinga/"
-  }
 
   /* database checks */
   vars.databases["icinga"] = {