ices/66501-2.rs: fixed with no errors

[github-actions]

Issue: rust-lang/rust#66501

fn main() {
    const CONST: &[Option<()>; 1] = &[Some(())];
    match &[Some(())] {
        &[None] => {}
        CONST => {}
        &[Some(())] => {}
    }
}

=== stdout ===
=== stderr ===
warning: unreachable pattern
 --> /home/runner/work/glacier/glacier/ices/66501-2.rs:6:9
  |
6 |         &[Some(())] => {}
  |         ^^^^^^^^^^^
  |
  = note: `#[warn(unreachable_patterns)]` on by default

warning: 1 warning emitted

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