Datacube Alchemist and WOfS install

[alexgleith]

Is your feature request related to a problem? Please describe.
Matthew is hoping to use Datacube Alchemist to run through some testing. It would be convenient if Datacube Alchemist was installed.

Additionally, WOfS is not installed correctly

Describe the solution you'd like
Install https://github.com/opendatacube/datacube-alchemist

Check the install of wofs.

Describe alternatives you've considered
Users install these things manually

Additional context
Add any other context or screenshots about the feature request here.