add validation data from eon erc main building to /Fluid/Geothermal/Borefields/Validation
What is the problem?
- At the moment only sandbox experiement data is used for validation of the geothermal modell
How do we want to solve it? Describe the solution you'd like
- We add a model parameterized like the geothermal field of the E.ON ERC main building together with measurements.