set prefered/default transports for outbound to tls

bin/ircd/ircd_config.toml

@@ -43,7 +43,7 @@ outbound_connections=5
 seeds = ["tls://lilith0.dark.fi:25551", "tls://lilith1.dark.fi:25551"]
 
 # Prefered transports for outbound connections
-#outbound_transports = ["tls", "tcp"]
+outbound_transports = ["tls"]
 
 ## Only used for debugging. Compromises privacy when set.
 #node_id = "foo"

src/net/settings.rs

@@ -214,8 +214,6 @@ pub fn get_outbound_transports(opt_outbound_transports: Vec<String>) -> Vec<Tran
     if outbound_transports.is_empty() {
         let tls = TransportName::Tcp(Some("tls".into()));
         outbound_transports.push(tls);
-        let tcp = TransportName::Tcp(None);
-        outbound_transports.push(tcp);
     }
 
     outbound_transports