Bump node-sass from 4.12.0 to 4.13.1 in /js/webpack#5

dependabot[bot] wants to merge 1 commit into

masterchaomaogithub/learn:masterfrom

dependabot/npm_and_yarn/js/webpack/node-sass-4.13.1chaomaogithub/learn:dependabot/npm_and_yarn/js/webpack/node-sass-4.13.1Copy head branch name to clipboard