ices/72293.rs: fixed with errors

[github-actions]

Issue: rust-lang/rust#72293

#![feature(const_generics, const_transmute)]

struct Const<const P: &'static ()>;

fn main() {
    const A: &'static () = unsafe {
        std::mem::transmute(10 as *const ())
    };

    let _ = Const::<{A}>;
}

=== stdout ===
=== stderr ===
warning: the feature `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes
 --> /home/runner/work/glacier/glacier/ices/72293.rs:1:12
  |
1 | #![feature(const_generics, const_transmute)]
  |            ^^^^^^^^^^^^^^
  |
  = note: `#[warn(incomplete_features)]` on by default
  = note: see issue #44580 <https://github.com/rust-lang/rust/issues/44580> for more information

error[E0635]: unknown feature `const_transmute`
 --> /home/runner/work/glacier/glacier/ices/72293.rs:1:28
  |
1 | #![feature(const_generics, const_transmute)]
  |                            ^^^^^^^^^^^^^^^

error: aborting due to previous error; 1 warning emitted

For more information about this error, try `rustc --explain E0635`.
==============