ices/65466.rs: fixed with no errors

=== stdout ===
=== stderr ===
warning: variant is never constructed: `Some`
 --> /home/runner/work/glacier/glacier/ices/65466.rs:5:5
  |
5 |     Some(*const T), // Can also use PhantomData<T>
  |     ^^^^^^^^^^^^^^
  |
  = note: `#[warn(dead_code)]` on by default

warning: 1 warning emitted

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

Author: rustbot