Test .seek on handles opened in non-binary mode
Test .seek on handles opened in non-binary mode

Rakudo fix: https://github.com/rakudo/rakudo/commit/094e77a2c2
RT#131376: https://rt.perl.org/Ticket/Display.html?id=131376

perl6/roast,dogbert17/roast,bitrauser/roast,dogbert17/roast,bitrauser/roast