NBUCameraView: Fix crash when retrieving captured image's metadata
NBUCameraView: Fix crash when retrieving captured image's metadata

SmartFinanceLLC/iOS-NBUKit,mjasa/iOS-NBUKit,mjasa/iOS-NBUKit,SmartFinanceLLC/iOS-NBUKit,SmartFinanceLLC/iOS-NBUKit,CyberAgent/iOS-NBUKit,CyberAgent/iOS-NBUKit,mjasa/iOS-NBUKit