[rspec] Removendo Database Cleaner inutilizado
[rspec] Removendo Database Cleaner inutilizado

* Removendo trecho de código do Database Cleaner
  utilizado por engano

laurow/RubyCastsBrasil,RubyCastsBrasil/RubyCastsBrasil,jeanmatheussouto/RubyCastsBrasil,RubyCastsBrasil/RubyCastsBrasil,castsbrasil/castsbrasil,RubyCastsBrasil/RubyCastsBrasil,mauriciomedeiros/RubyCastsBrasil,wenderjean/RubyCastsBrasil,castsbrasil/castsbrasil,wenderjean/RubyCastsBrasil,laurow/RubyCastsBrasil,mfbmina/RubyCastsBrasil,jeanmatheussouto/RubyCastsBrasil,laurow/RubyCastsBrasil,wenderjean/RubyCastsBrasil,mauriciomedeiros/RubyCastsBrasil,mfbmina/RubyCastsBrasil,castsbrasil/castsbrasil,mauriciomedeiros/RubyCastsBrasil,mfbmina/RubyCastsBrasil