ices/103666.rs: fixed with errors

=== stdout ===
=== stderr ===
error: unconstrained opaque type
 --> /home/runner/work/glacier/glacier/ices/103666.rs:3:17
  |
3 | type Tait<'b> = impl Sized;
  |                 ^^^^^^^^^^
  |
  = note: `Tait` must be used in combination with a concrete type within the same module

error: aborting due to previous error

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

Author: rustbot