ices/66695.rs: fixed with no errors (#222)

=== stdout ===
=== stderr ===
warning: static item is never used: `CODEGEN`
 --> /home/runner/work/glacier/glacier/ices/66695.rs:3:1
  |
3 | static CODEGEN: &[()] = &[];
  | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  |
  = note: `#[warn(dead_code)]` on by default

warning: function is never used: `manual`
 --> /home/runner/work/glacier/glacier/ices/66695.rs:5:10
  |
5 | async fn manual() {
  |          ^^^^^^

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

Author: github-actions[bot]