Bump grunt from 1.0.2 to 1.5.2 in /plugins/stickyfill#24

dependabot[bot] wants to merge 1 commit intomasteropera-project/opera-project.github.io:masterfrom

dependabot/npm_and_yarn/plugins/stickyfill/grunt-1.5.2opera-project/opera-project.github.io:dependabot/npm_and_yarn/plugins/stickyfill/grunt-1.5.2Copy head branch name to clipboard