[Perl/perl5] 22d313: Change HvUSEDKEYS(hv) to HvTOTALKEYS(hv) in Perl_d...

[Nicholas Clark via perl5-changes]

  Branch: refs/heads/blead
  Home:   https://github.com/Perl/perl5
  Commit: 22d3134bffd0c8bced3098c4991490c087834987
      
https://github.com/Perl/perl5/commit/22d3134bffd0c8bced3098c4991490c087834987
  Author: Nicholas Clark <n...@ccl4.org>
  Date:   2021-08-25 (Wed, 25 Aug 2021)

  Changed paths:
    M dump.c

  Log Message:
  -----------
  Change HvUSEDKEYS(hv) to HvTOTALKEYS(hv) in Perl_do_sv_dump().

The logic doesn't account for skipping placeholders, and the calculations
actually make more sense when done in terms of total keys.