Align server socket params to avoid long lines.

Author: fluca1978

doc/Type/IO/Socket/INET.pod6

@@ -15,7 +15,9 @@ C<localhost>, port C<3333>:
 =begin code
 use v6.c;
 
-my $listen = IO::Socket::INET.new(:listen, :localhost<localhost>, :localport(3333));
+my $listen = IO::Socket::INET.new( :listen,
+                                   :localhost<localhost>,
+                                   :localport(3333) );
 loop {
     my $conn = $listen.accept;
     while my $buf = $conn.recv(:bin) {