[perl6/specs] d1a719: Minor nit

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/perl6/specs
  Commit: d1a719192acc4089ecba68f9a33f65e01a62d20b
      
https://github.com/perl6/specs/commit/d1a719192acc4089ecba68f9a33f65e01a62d20b
  Author: Elizabeth Mattijsen <l...@dijkmat.nl>
  Date:   2015-09-12 (Sat, 12 Sep 2015)

  Changed paths:
    M S07-lists.pod

  Log Message:
  -----------
  Minor nit