[perl6/specs] ac66ac: add a missing = before a item.

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/perl6/specs
  Commit: ac66ac32d437ec6a0a36d95aeb318efd043daf49
      
https://github.com/perl6/specs/commit/ac66ac32d437ec6a0a36d95aeb318efd043daf49
  Author: Timo Paulssen <timona...@perpetuum-immobile.de>
  Date:   2013-09-02 (Mon, 02 Sep 2013)

  Changed paths:
    M S32-setting-library/IO.pod

  Log Message:
  -----------
  add a missing = before a item.