ices/103666.rs: fixed with errors

[github-actions]

Issue: rust-lang/rust#103666

#![feature(type_alias_impl_trait)]

type Tait<'b> = impl Sized;

fn foo(f: &dyn Fn(Tait)) {}

fn main() {}

=== stdout ===
=== stderr ===
error: unconstrained opaque type
 --> /home/runner/work/glacier/glacier/ices/103666.rs:3:17
  |
3 | type Tait<'b> = impl Sized;
  |                 ^^^^^^^^^^
  |
  = note: `Tait` must be used in combination with a concrete type within the same module

error: aborting due to previous error

==============