fix critical plugin tests
fix critical plugin tests

Signed-off-by: Thom May <b591b301ff4610f565a21bb050267ffd893cc83c@chef.io>

jaymzh/ohai,mattray/ohai,higanworks/ohai,chef/ohai,chef/ohai,mattray/ohai,jaymzh/ohai,higanworks/ohai