[Perl/perl5] dcfb82: t/harness: correct one spelling error

[James E Keenan via perl5-changes]

  Branch: refs/heads/blead
  Home:   https://github.com/Perl/perl5
  Commit: dcfb82083a919ffe5e0bd079a8fd2b62848aa518
      
https://github.com/Perl/perl5/commit/dcfb82083a919ffe5e0bd079a8fd2b62848aa518
  Author: James E Keenan <jkee...@cpan.org>
  Date:   2022-12-30 (Fri, 30 Dec 2022)

  Changed paths:
    M t/harness

  Log Message:
  -----------
  t/harness: correct one spelling error

And one all-whitespace line.