[perl #125757] shell().exitcode is always 0 when :out is used

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# New Ticket Created by  Rob Hoelz 
# Please include the string:  [perl #125757]
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See the attached script.


use v6;

use Test;

plan 1;

my $p = shell('false', :out);

isnt $p.exitcode, 0, 'exit code of false should not be 0';