[perl6/specs] ddcd70: mention sink means void elsewhere

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/perl6/specs
  Commit: ddcd70922044519c9d8ecb5f9d3db932c0bc6bc1
      
https://github.com/perl6/specs/commit/ddcd70922044519c9d8ecb5f9d3db932c0bc6bc1
  Author: TimToady <la...@wall.org>
  Date:   2015-02-26 (Thu, 26 Feb 2015)

  Changed paths:
    M S99-glossary.pod

  Log Message:
  -----------
  mention sink means void elsewhere