This is an artifact generated by the pantheon-systems/wordpress-composer-managed repo for the purposes of supporting Decoupled WordPress.
Contributions are welcome in the form of GitHub pull requests. However, the pantheon-upstreams/decoupled-wordpress-composer-managed repository is a mirror that does not directly accept pull requests.
Instead, to propose a change, please fork pantheon-systems/wordpress-composer-managed and submit a PR to that repository.