Fix TLS cert updates for kosmos.chat

Some recipes weren't updated for the proxy validation yet. Needed to
split the ejabberd cert in two, so it can do normal validation on
`.org` and proxy validation on `.chat`.

site-cookbooks/kosmos-ejabberd/recipes/default.rb

@@ -84,6 +84,12 @@ hosts = [
     sql_database: "ejabberd",
     ldap_enabled: true,
     ldap_password: ejabberd_credentials['kosmos_ldap_password'],
+    certfiles: [
+      "/opt/ejabberd/conf/kosmos.org.crt",
+      "/opt/ejabberd/conf/kosmos.org.key",
+      "/opt/ejabberd/conf/kosmos.chat.crt",
+      "/opt/ejabberd/conf/kosmos.chat.key"
+    ],
     append_host_config: <<-EOF
     modules:
       mod_disco:
@@ -114,6 +120,10 @@ hosts = [
     sql_database: "ejabberd_5apps",
     ldap_enabled: true,
     ldap_password: ejabberd_credentials['5apps_ldap_password'],
+    certfiles: [
+      "/opt/ejabberd/conf/5apps.com.crt",
+      "/opt/ejabberd/conf/5apps.com.key"
+    ],
     append_host_config: <<-EOF
     modules:
       mod_disco: