Fix test for Holmium Configuration object to account for our addition of 'config_dir' property
Fix test for Holmium Configuration object to account for our addition of 'config_dir' property

jlecount-sungevity/holmium.core,jlecount-sungevity/holmium.core,jlecount-sungevity/holmium.core,jlecount-sungevity/holmium.core