Auto merge of #16507 - clubby789:remove-ffi_returns_twice, r=lnicola Remove `ffi_returns_twice` references This feature has just been [removed](https://github.com/rust-lang/rust/pull/120502)
Auto merge of #16507 - clubby789:remove-ffi_returns_twice, r=lnicola Remove `ffi_returns_twice` references This feature has just been [removed](https://github.com/rust-lang/rust/pull/120502)