Rename Ports to Unencrypted ports

This makes it clear that these ports are specified to connect without
TLS, and hopefully lead to people using TLS ports instead by default.

src/xmpp/biboumi_adhoc_commands.cpp

@@ -266,7 +266,7 @@ void ConfigureIrcServerStep1(XmppComponent&, AdhocSession& session, XmlNode& com
     XmlSubNode ports(x, "field");
     ports["var"] = "ports";
     ports["type"] = "text-multi";
-    ports["label"] = "Ports";
+    ports["label"] = "Unencrypted ports";
     set_desc(ports, "List of ports to try, without TLS. Defaults: 6667.");
     for (const auto& val: utils::split(options.col<Database::Ports>(), ';', false))
       {