#571 tests should not use user local config

xt/11-portsort.t

@@ -1,7 +1,10 @@
-#!/usr/bin/perl
+#!/usr/bin/env perl
+
 use strict;
 use warnings;
 
+BEGIN { $ENV{DANCER_ENVDIR} = '/dev/null'; }
+
 use Test::More;
 use Env::Path;
 use FindBin qw( $Bin );