Bump json5, css-loader, jest, mini-css-extract-plugin, postcss-loader, sass-loader, webpack and webpack-cli#17

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dependabot/npm_and_yarn/json5-and-css-loader-and-jest-and-mini-css-extract-plugin-and-postcss-loader-and-sass-loader-and-webpack-and-webpack-cli-2.2.2beluxappdev/ContosoAir:dependabot/npm_and_yarn/json5-and-css-loader-and-jest-and-mini-css-extract-plugin-and-postcss-loader-and-sass-loader-and-webpack-and-webpack-cli-2.2.2Copy head branch name to clipboard