chore: with yarn workspaces we only need a single `yarn.lock` (#3464)
chore: with yarn workspaces we only need a single `yarn.lock` (#3464)

* chore: yarn workspaces means we only need a single `yarn.lock`
* fix: add a `cache_dependency_path` workflow input
* fix: re-introduce `env.cache_dependency_path`
flarum/sticky,flarum/sticky