delete old version of graph code when finished experimenting

[trevorspreadbury]

https://github.com/dsi-clinic/2024-winter-climate-cabinet-campaign-finance-tracker/blob/4199814118b515fdfc355b3a225c53de2edee1b7/src/utils/network.py#L31

Remember we can always retrieve the old version from git history if we decide we want it. So if you aren't actively going back and forth, its fine to delete.

[bhavyapan]

Noted! Still working on this through Weeks 5 and 6.

[bhavyapan]

Retaining commented code for now. Will remove after finalizing all network visualizations.