Bump braces and webpack-dev-server#27

dependabot[bot] wants to merge 1 commit intomainmauriballes/binary-tree:mainfrom

dependabot/npm_and_yarn/braces-and-webpack-dev-server-3.0.2mauriballes/binary-tree:dependabot/npm_and_yarn/braces-and-webpack-dev-server-3.0.2Copy head branch name to clipboard