Dynamic Node.js and yarn versions

Please provide details how to install yarn 4 near yarn 1 for https://git.drupalcode.org/project/drupalci_environments/-/blob/dev/php/...

Via experimental Corepack
https://yarnpkg.com/getting-started/install
https://nodejs.org/dist/latest/docs/api/corepack.html

And set version
https://yarnpkg.com/cli/set/version

`yarn set version canary` or exact version from `package.json`