SolaraViz: Visualize new Cell Space

[EwoutH]

Our new (and current) visualization doesn't support visualising the experimental cell space yet. It would be really great if it could do that.

• Cell space: https://github.com/projectmesa/mesa/tree/main/mesa/experimental/cell_space
• Visualization: https://github.com/projectmesa/mesa/tree/main/mesa/visualization