t/plugin_authentication_store_dbixclass.t fails (if deps are installed)

[eserte]

t/plugin_authentication_store_dbixclass.t fails if DBI or DBIx::Class::Schema::Loader are installed. See also http://analysis.cpantesters.org/solved?distv=Ark-Plugin-Authentication-0.01#qr%3A%28skip%28%3F%3Aping%20|ped%3A%20|%20test%29.*%29 for statistical analysis.