[Perl/perl5] f808ed: Add some unit tests of __CLASS__ during field init...

[Paul Evans via perl5-changes]

  Branch: refs/heads/blead
  Home:   https://github.com/Perl/perl5
  Commit: f808edb5b66f52355868e64fb2d98c0148d66f47
      
https://github.com/Perl/perl5/commit/f808edb5b66f52355868e64fb2d98c0148d66f47
  Author: Paul "LeoNerd" Evans <leon...@leonerd.org.uk>
  Date:   2023-08-02 (Wed, 02 Aug 2023)

  Changed paths:
    M t/class/field.t
    M t/class/inherit.t

  Log Message:
  -----------
  Add some unit tests of __CLASS__ during field initialisers