[btcsuite/btcd] 21d11e: Fix failing test case because of wrong TimeOffset

[Javed Khan]

  Branch: refs/heads/master
  Home:   https://github.com/btcsuite/btcd
  Commit: 21d11e280987c93a1ad376ebecf0789c8c78783a
      
https://github.com/btcsuite/btcd/commit/21d11e280987c93a1ad376ebecf0789c8c78783a
  Author: Javed Khan <tuxcan...@gmail.com>
  Date:   2015-11-10 (Tue, 10 Nov 2015)

  Changed paths:
    M peer/peer_test.go

  Log Message:
  -----------
  Fix failing test case because of wrong TimeOffset