Update SPARQL sample notebooks for new vis options

[michaelnchin]

Is your feature request related to a problem? Please describe.

Pull requests #236 and #296 will add a number of new visualization query options for %%sparql. We should add accompanying documentation/examples for these options in the sample notebooks.

Describe the solution you'd like

Update these SPARQL sample notebooks with example usage of the new options:
https://github.com/aws/graph-notebook/blob/main/src/graph_notebook/notebooks/02-Visualization/Air-Routes-SPARQL.ipynb
https://github.com/aws/graph-notebook/blob/main/src/graph_notebook/notebooks/02-Visualization/EPL-SPARQL.ipynb