[Perl/perl5] 27a1b6: perldelta.pod - correct broken links

[Richard Leach via perl5-changes]

  Branch: refs/heads/blead
  Home:   https://github.com/Perl/perl5
  Commit: 27a1b63db3d47055da3bf36b5ac9f25948d0ef02
      
https://github.com/Perl/perl5/commit/27a1b63db3d47055da3bf36b5ac9f25948d0ef02
  Author: Richard Leach <richardle...@users.noreply.github.com>
  Date:   2021-01-20 (Wed, 20 Jan 2021)

  Changed paths:
    M pod/perldelta.pod

  Log Message:
  -----------
  perldelta.pod - correct broken links