[perl6/specs] e1a1af: minor typo fix

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/perl6/specs
  Commit: e1a1afee5a13886a9209f8c9dc0668e367e1973d
      
https://github.com/perl6/specs/commit/e1a1afee5a13886a9209f8c9dc0668e367e1973d
  Author: Steve Mynott <steve.myn...@gmail.com>
  Date:   2015-10-28 (Wed, 28 Oct 2015)

  Changed paths:
    M S06-routines.pod

  Log Message:
  -----------
  minor typo fix