ices/70507.rs: fixed with no errors

[github-actions]

Issue: rust-lang/rust#70507

#![feature(const_generics)]

struct R;
impl R {
    fn method<const N: u8>(&self) {}
}

fn main() {
    R.method::<1u8>();
}

=== 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/70507.rs:1:12
  |
1 | #![feature(const_generics)]
  |            ^^^^^^^^^^^^^^
  |
  = note: `#[warn(incomplete_features)]` on by default
  = note: see issue #44580 <https://github.com/rust-lang/rust/issues/44580> for more information

warning: 1 warning emitted

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