fix esm css.js output

[hipstersmoothie]

What Changed

Previously we were outputting cjs code to the esm files

Why

I was trying to use code output by this tool in vite and the imports for css were breaking the build.

📦 Published PR as canary version: 4.15.2--canary.709.19992.0

✨ Test out this PR locally via:

npm install @design-systems/babel-plugin-include-styles@4.15.2--canary.709.19992.0
npm install @design-systems/babel-plugin-replace-styles@4.15.2--canary.709.19992.0
npm install @design-systems/cli-utils@4.15.2--canary.709.19992.0
npm install @design-systems/cli@4.15.2--canary.709.19992.0
npm install @design-systems/core@4.15.2--canary.709.19992.0
npm install @design-systems/create@4.15.2--canary.709.19992.0
npm install @design-systems/eslint-config@4.15.2--canary.709.19992.0
npm install @design-systems/hooks@4.15.2--canary.709.19992.0
npm install @design-systems/load-config@4.15.2--canary.709.19992.0
npm install @design-systems/next-esm-css@4.15.2--canary.709.19992.0
npm install @design-systems/plugin@4.15.2--canary.709.19992.0
npm install @design-systems/stylelint-config@4.15.2--canary.709.19992.0
npm install @design-systems/svg-icon-builder@4.15.2--canary.709.19992.0
npm install @design-systems/utils@4.15.2--canary.709.19992.0
npm install @design-systems/build@4.15.2--canary.709.19992.0
npm install @design-systems/bundle@4.15.2--canary.709.19992.0
npm install @design-systems/clean@4.15.2--canary.709.19992.0
npm install @design-systems/create-command@4.15.2--canary.709.19992.0
npm install @design-systems/dev@4.15.2--canary.709.19992.0
npm install @design-systems/lint@4.15.2--canary.709.19992.0
npm install @design-systems/playroom@4.15.2--canary.709.19992.0
npm install @design-systems/proof@4.15.2--canary.709.19992.0
npm install @design-systems/size@4.15.2--canary.709.19992.0
npm install @design-systems/storybook@4.15.2--canary.709.19992.0
npm install @design-systems/test@4.15.2--canary.709.19992.0
npm install @design-systems/update@4.15.2--canary.709.19992.0
# or 
yarn add @design-systems/babel-plugin-include-styles@4.15.2--canary.709.19992.0
yarn add @design-systems/babel-plugin-replace-styles@4.15.2--canary.709.19992.0
yarn add @design-systems/cli-utils@4.15.2--canary.709.19992.0
yarn add @design-systems/cli@4.15.2--canary.709.19992.0
yarn add @design-systems/core@4.15.2--canary.709.19992.0
yarn add @design-systems/create@4.15.2--canary.709.19992.0
yarn add @design-systems/eslint-config@4.15.2--canary.709.19992.0
yarn add @design-systems/hooks@4.15.2--canary.709.19992.0
yarn add @design-systems/load-config@4.15.2--canary.709.19992.0
yarn add @design-systems/next-esm-css@4.15.2--canary.709.19992.0
yarn add @design-systems/plugin@4.15.2--canary.709.19992.0
yarn add @design-systems/stylelint-config@4.15.2--canary.709.19992.0
yarn add @design-systems/svg-icon-builder@4.15.2--canary.709.19992.0
yarn add @design-systems/utils@4.15.2--canary.709.19992.0
yarn add @design-systems/build@4.15.2--canary.709.19992.0
yarn add @design-systems/bundle@4.15.2--canary.709.19992.0
yarn add @design-systems/clean@4.15.2--canary.709.19992.0
yarn add @design-systems/create-command@4.15.2--canary.709.19992.0
yarn add @design-systems/dev@4.15.2--canary.709.19992.0
yarn add @design-systems/lint@4.15.2--canary.709.19992.0
yarn add @design-systems/playroom@4.15.2--canary.709.19992.0
yarn add @design-systems/proof@4.15.2--canary.709.19992.0
yarn add @design-systems/size@4.15.2--canary.709.19992.0
yarn add @design-systems/storybook@4.15.2--canary.709.19992.0
yarn add @design-systems/test@4.15.2--canary.709.19992.0
yarn add @design-systems/update@4.15.2--canary.709.19992.0

[hipstersmoothie]

🚀 PR was released in v4.15.2 🚀