Fix fallout from GLRification of say

Author: niner

S16-io/say-and-ref.t

@@ -8,7 +8,7 @@ plan 3;
 
 is_run q{my $a = [1, 2, 3]; say   $a},
     {
-        out     => "1 2 3\n",
+        out     => "123\n",
         err     => '',
         status  => 0,
     }, 'Can say array ref';