[Perl/perl5] ae3e9d: Don't use POSIX 2008 locale on Dragonfly

[Karl Williamson via perl5-changes]

  Branch: refs/heads/blead
  Home:   https://github.com/Perl/perl5
  Commit: ae3e9dd0b31e37357f00d0a83f0b3f4a2713f420
      
https://github.com/Perl/perl5/commit/ae3e9dd0b31e37357f00d0a83f0b3f4a2713f420
  Author: Karl Williamson <k...@cpan.org>
  Date:   2023-11-16 (Thu, 16 Nov 2023)

  Changed paths:
    M hints/dragonfly.sh

  Log Message:
  -----------
  Don't use POSIX 2008 locale on Dragonfly

Tony Cook has shown with a C program that it leaks.
https://bugs.dragonflybsd.org/issues/3361