message: Speed up FixCVE20149403 test
  The test was unnecessarily waiting for ZNC to join some channel, which
  took a long time.
diff: @@ -438,8 +438,6 @@ TEST_F(ZNCTest, FixCVE20149403) {
  {"name", "znc"},
  {"enabled", "1"},
  });
  - ircd.ReadUntil("JOIN #znc");
  - Z;
  EXPECT_THAT(HttpPost(request,
  {
  {"user", "user"},
  