[conformal/btcd] d9d7f7: Correct address manager test error print.

[Dave Collins]

  Branch: refs/heads/master
  Home:   https://github.com/conformal/btcd
  Commit: d9d7f7ce4de343987c285c1fd498ebd6e226fed4
      
https://github.com/conformal/btcd/commit/d9d7f7ce4de343987c285c1fd498ebd6e226fed4
  Author: Dave Collins <da...@conformal.com>
  Date:   2015-01-16 (Fri, 16 Jan 2015)

  Changed paths:
    M addrmgr/addrmanager_test.go

  Log Message:
  -----------
  Correct address manager test error print.