fix: rename generator to coroutine also in dependencies

Follow the rename in nightly (see https://blog.rust-lang.org/inside-rust/2023/10/23/coroutines.html)

crates/hir/src/lib.rs

@@ -4103,8 +4103,8 @@ impl Type {
                 | TyKind::Function(_)
                 | TyKind::Alias(_)
                 | TyKind::Foreign(_)
-                | TyKind::Generator(..)
-                | TyKind::GeneratorWitness(..) => false,
+                | TyKind::Coroutine(..)
+                | TyKind::CoroutineWitness(..) => false,
             }
         }
     }