[Perl/perl5] fad16e: perldelta.pod - add note about regex engine decomp...

[Yves Orton via perl5-changes]

  Branch: refs/heads/blead
  Home:   https://github.com/Perl/perl5
  Commit: fad16eedebd88132e99789bf1ae5110d0664226d
      
https://github.com/Perl/perl5/commit/fad16eedebd88132e99789bf1ae5110d0664226d
  Author: Yves Orton <demer...@gmail.com>
  Date:   2022-12-15 (Thu, 15 Dec 2022)

  Changed paths:
    M pod/perldelta.pod

  Log Message:
  -----------
  perldelta.pod - add note about regex engine decomposition