fix typo in classification_controller
fix typo in classification_controller

zooniverse/scribeAPI,UCDavisLibrary/scribeAPI,YaleDHLab/ensemble-at-yale,UCDavisLibrary/scribeAPI,HackTheDinos/crowd_saurus,zooniverse/scribeAPI,YaleDHLab/ensemble-at-yale,UCDavisLibrary/scribeAPI,HackTheDinos/crowd_saurus,HackTheDinos/crowd_saurus,UCDavisLibrary/scribeAPI,HackTheDinos/crowd_saurus,zooniverse/scribeAPI,UCDavisLibrary/scribeAPI,zooniverse/scribeAPI,YaleDHLab/ensemble-at-yale,YaleDHLab/ensemble-at-yale,HackTheDinos/crowd_saurus