Update chartkick requirement from = 4.0.5 to = 5.0.3#1911

dependabot[bot] wants to merge 1 commit intomainNexmo/station:mainfrom

dependabot/bundler/chartkick-eq-5.0.3Nexmo/station:dependabot/bundler/chartkick-eq-5.0.3Copy head branch name to clipboard