t: sync updated tests
t: sync updated tests

Prepare for release by updating most recent test library.
This includes license condition clarification for test library, too.

Signed-off-by: Jens Rehsack <69d49c504a9219a55b8be0f905e8fe3c32ffb57f@netbsd.org>

perl5-utils/List-MoreUtils-XS,perl5-utils/List-MoreUtils-XS