Bumps [docker/metadata-action](https://github.com/docker/metadata-action) from 3.3.0 to 4.0.1.
- [Release notes](https://github.com/docker/metadata-action/releases)
- [Upgrade guide](https://github.com/docker/metadata-action/blob/master/UPGRADE.md)
- [Commits](
|
||
---|---|---|
.. | ||
docker.yml | ||
lint.yml | ||
stack-healthcheck.yml |