[conformal/btcd] ee19fd: Fix comment typo in addblock.

[Dave Collins]

  Branch: refs/heads/master
  Home:   https://github.com/conformal/btcd
  Commit: ee19fd79e4fd47d20835d864ba98cd49cae9e1a7
      
https://github.com/conformal/btcd/commit/ee19fd79e4fd47d20835d864ba98cd49cae9e1a7
  Author: Dave Collins <da...@conformal.com>
  Date:   2014-03-20 (Thu, 20 Mar 2014)

  Changed paths:
    M util/addblock/import.go

  Log Message:
  -----------
  Fix comment typo in addblock.