fix #6: compatibility with 8.2

[awesomized/ext-ion] / tests / serialize / multisequence.phpt

--TEST--
ion\serialize/multi sequence
--EXTENSIONS--
ion
--FILE--
TEST
<?php
echo ion\serialize([1,2,3], new \ion\Serializer\Serializer(multiSequence: true)), "\n";
?>
DONE
--EXPECT--
TEST
1 2 3
DONE