[Perl/perl5] bfd8f8: Add some locale tests to APItest

[Karl Williamson via perl5-changes]

  Branch: refs/heads/blead
  Home:   https://github.com/Perl/perl5
  Commit: bfd8f8b80c7c816a789c38e46c73e6d804df006b
      
https://github.com/Perl/perl5/commit/bfd8f8b80c7c816a789c38e46c73e6d804df006b
  Author: Karl Williamson <k...@cpan.org>
  Date:   2024-01-18 (Thu, 18 Jan 2024)

  Changed paths:
    M ext/XS-APItest/t/locale.t

  Log Message:
  -----------
  Add some locale tests to APItest