Update shelljs requirement from 0.3.x to 0.8.x#7

dependabot-preview[bot] wants to merge 1 commit intomasterreact-component/rc-test:masterfrom

dependabot/npm_and_yarn/shelljs-0.8.xreact-component/rc-test:dependabot/npm_and_yarn/shelljs-0.8.xCopy head branch name to clipboard