Fix petitions spec
Fix petitions spec

Removed test for petition to receive for_state method call as this has been switched to new search functionality

unboxed/e-petitions,StatesOfJersey/e-petitions,alphagov/e-petitions,telekomatrix/e-petitions,alphagov/e-petitions,unboxed/e-petitions,ansonK/e-petitions,alphagov/e-petitions,unboxed/e-petitions,StatesOfJersey/e-petitions,joelanman/e-petitions,oskarpearson/e-petitions,joelanman/e-petitions,oskarpearson/e-petitions,StatesOfJersey/e-petitions,joelanman/e-petitions,oskarpearson/e-petitions,StatesOfJersey/e-petitions,alphagov/e-petitions,telekomatrix/e-petitions,ansonK/e-petitions,ansonK/e-petitions,unboxed/e-petitions,telekomatrix/e-petitions