hir: Stop keeping prefixes for most of `use` list stems And make sure all other imports have non-empty resolution lists. Addresses one of FIXMEs in https://github.com/rust-lang/rust/pull/120206.
hir: Stop keeping prefixes for most of `use` list stems And make sure all other imports have non-empty resolution lists. Addresses one of FIXMEs in https://github.com/rust-lang/rust/pull/120206.