postfix: file_line statt augeas, FIX

manifests/postfix.pp

@@ -14,9 +14,8 @@ class ubuntu_server::postfix($root_emails,$relayhost = "mailer.gwdg.de") {
     file_line{'postfix_cfg_2':
         ensure => absent,
         path => "/files/etc/postfix/main.cf",
-        line => "default_transport = error",
-        match => "(relay|default)_transport",
-        match_for_absence => true,
+        line => "#default_transport = ",
+        match => "^default_transport =.*",
         require => [ Package["mailutils"], Package["postfix"] ],
     } ~> Service['postfix']