## Summary
A follow up to address [this comment]:
> Similarly here, it might be a little more performant to have a single
`Type::instance()` branch with an inner match over `class.known()`
rather than having multiple branches with `if class.is_known()` guards
[this comment]:
https://github.com/astral-sh/ruff/pull/16416#discussion_r1985159037
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