chore: weird thing from rebase

crates/aiken-lang/src/tests/check.rs

@@ -1794,6 +1794,7 @@ fn backpassing_type_annotation() {
     assert!(check(parse(source_code)).is_ok())
 }
 
+#[test]
 fn forbid_expect_into_opaque_type_from_data() {
     let source_code = r#"
         opaque type Thing { inner: Int }