Given the changelog from https://github.com/conda/rattler/blob/js-rattler-v0.4.0/js-rattler/CHANGELOG.md update the rattler version we use and update the code accordingly, add tests for the new features
Given the changelog from https://github.com/conda/rattler/blob/js-rattler-v0.4.0/js-rattler/CHANGELOG.md update the rattler version we use and update the code accordingly, add tests for the new features