Update Tests for Recent Committee Additions

[rfultz]

Summary

What we're after:
Since we've added new data to get_committees, we should make sure that data has tests.
Inaugural donations, inaugural totals, national party accounts, maybe more

Related issues

List any relevant related issue(s)

• #[issue_number]
• #[issue_number]

Completion criteria

• We're happy with tests we've created for the new parts of committees' numbers, maybe other parts

Tech steps or considerations (optional)

• What have we added that hasn't been added to JavaScript tests?
• What do we want to test?
• Are there other places we should add more testing? (There always are other places)

Future work

Other future work that may be needed following this issue's completion.