Bump minimist, mkdirp, loader-fs-cache and handlebars in /part1/unicafe#134

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dependabot/npm_and_yarn/part1/unicafe/minimist-and-mkdirp-and-loader-fs-cache-and-handlebars-1.2.8Naapi/FullStackOpen2019:dependabot/npm_and_yarn/part1/unicafe/minimist-and-mkdirp-and-loader-fs-cache-and-handlebars-1.2.8Copy head branch name to clipboard