fix: use `type` variable since `rest.type` is always undefined

[aleclarson]

You can see below that type is removed from rest using the destructure syntax.

https://github.com/elysiajs/elysia-swagger/blob/12ec0e11d1a10443b1d78f26c6771022335b6825/src/utils.ts#L182-L208

[marclave]

will get this in soon! just confirming with @SaltyAom on the best merge strategy (squash vs rebase vs merge commit) ✨