[perl6/specs] 6cc6cd: remove surplus 'an'

[email protected] (GitHub)
Newsgroups perl.perl6.language
Message-ID <55f6afa2abe72_6e263f8a003d12a0782e9@hookshot-fe2-cp1-prd.iad.github.net.mail> 
  Branch: refs/heads/master
  Home:   https://github.com/perl6/specs
  Commit: 6cc6cd1fc43289bc9b9dad625bae160d64d77686
      https://github.com/perl6/specs/commit/6cc6cd1fc43289bc9b9dad625bae160d64d77686
  Author: Steve Mynott <[email protected]>
  Date:   2015-09-14 (Mon, 14 Sep 2015)

  Changed paths:
    M S07-lists.pod

  Log Message:
  -----------
  remove surplus 'an'
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