Update problem formulation basic_example

# Business needed:
- Update basic example to first new simulator and env definition. 

# Definition of done:
- New simulator and env added to basic example. This should better reflect the advantages of using axtreme and especially the DOE. 

# Notes:

#Future work:
- Already added ticket to backlog for further refinement of this example. Should be addressed at a later date when we have time. 
