fix rubocop
fix rubocop

DMPRoadmap/roadmap,CDLUC3/dmptool,CDLUC3/dmptool,CDLUC3/dmptool,DigitalCurationCentre/roadmap,DMPRoadmap/roadmap,DMPRoadmap/roadmap,DigitalCurationCentre/roadmap,DigitalCurationCentre/roadmap,CDLUC3/dmptool