ices/74761.rs: fixed with errors

=== stdout ===
=== stderr ===
error[E0207]: the lifetime parameter `'a` is not constrained by the impl trait, self type, or predicates
 --> /home/runner/work/glacier/glacier/ices/74761.rs:8:6
  |
8 | impl<'a, 'b> A for () {
  |      ^^ unconstrained lifetime parameter

error[E0207]: the lifetime parameter `'b` is not constrained by the impl trait, self type, or predicates
 --> /home/runner/work/glacier/glacier/ices/74761.rs:8:10
  |
8 | impl<'a, 'b> A for () {
  |          ^^ unconstrained lifetime parameter

error: aborting due to 2 previous errors

For more information about this error, try `rustc --explain E0207`.
==============

Author: rustbot