Using Github supported yml for sponsor links

[brooke-guajardo]

Description

The sponsor link can get noticed better if its using GitHub's built in support. I link below a repo that's using this method, and the Github documentation that shows how its expected to be implemented.

Links

• Example of this being used: https://github.com/tendenci/tendenci/tree/main
• Example yml: https://github.com/tendenci/tendenci/blob/main/.github/FUNDING.yml
• Github documentation: https://docs.github.com/en/repositories/managing-your-repositorys-settings-and-features/customizing-your-repository/displaying-a-sponsor-button-in-your-repository