chore(types): Apply automated type hints

[DiamondJoseph]

Naive attempt to add type hints by running autotyping and pyanalyze recursively. Unfortunately the results are not very useful- adding lots of -> None, which while correct does not add much value but does obscure other changes that may be more contentious or requiring of thought.

Checklist

• [ ] Add a Changelog entry
• [ ] Add the ticket number which this PR closes to the comment section