Update or remove documentation of platform-centered workflows

- seems to be not very widely used
- known to be broken on multiple platforms
- may be removed in the near future

ref:

Start by reviewing the referenced Apache Cordova issue and locating the platform-centered workflow documentation affected by this request. Confirm whether the workflow is still used and whether it should be updated or removed; done means the relevant documentation reflects that decision.

Written by the indexing model from the issue text.