Bump minimist, mkdirp, webpack and webpack-dev-server in /app/mapstory#2

dependabot[bot] wants to merge 1 commit intomasterwfpidn/FSVA-app:masterfrom

dependabot/npm_and_yarn/app/mapstory/minimist-and-mkdirp-and-webpack-and-webpack-dev-server-1.2.8wfpidn/FSVA-app:dependabot/npm_and_yarn/app/mapstory/minimist-and-mkdirp-and-webpack-and-webpack-dev-server-1.2.8Copy head branch name to clipboard