ices/111906-1.rs: fixed with no errors

[github-actions]

Issue: rust-lang/rust#111906

fn foo<'a: 'a>() -> impl Sized {
    let _: () = foo::<'a>();
    loop {}
}

fn main() {}

=== stdout ===
=== stderr ===
warning: function cannot return without recursing
 --> /home/runner/work/glacier/glacier/ices/111906-1.rs:1:1
  |
1 | fn foo<'a: 'a>() -> impl Sized {
  | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
2 |     let _: () = foo::<'a>();
  |                 ----------- recursive call site
  |
  = help: a `loop` may express intention better if this is on purpose
  = note: `#[warn(unconditional_recursion)]` on by default

warning: function `foo` is never used
 --> /home/runner/work/glacier/glacier/ices/111906-1.rs:1:4
  |
1 | fn foo<'a: 'a>() -> impl Sized {
  |    ^^^
  |
  = note: `#[warn(dead_code)]` on by default

warning: 2 warnings emitted

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