with the default to `{}`, this table is always set in the generated
config. this change allows `null` for
`workspace-to-monitor-force-assignment` and sets the default to `null`
Co-authored-by: derrik.fleming <derrik.fleming@spindance.com>
Instead of having to manually stub packages that should not be
downloaded we instead automatically stub all packages (except a small
list of whitelisted ones). Tests can re-introduce the real package by
using the `realPkgs` module argument.
