TLS settings for primaries not saved for catalog zone entries.

The tls setting in the following configuration was being ignored.

primary default-primary port 853 {
    67.195.97.218 key "example.key" tls server.example;
};
catalog-zones {
   zone "example.catalog" default-masters port 853 {
       "default-primary";
   } zone-directory "zones";};
};