Reproduces a problem with the mini-css-extract-plugin if the dependencies are linked.

To reproduce

Run npm install (this will install dependencies and setup linking using lerna)
Go into packages/login and run npm run build.

Name		Name	Last commit message	Last commit date
Latest commit History 3 Commits
packages		packages
.gitignore		.gitignore
README.md		README.md
lerna.json		lerna.json
package-lock.json		package-lock.json
package.json		package.json
webpack.config.js		webpack.config.js