Revert "Ui tests with compile_error resolved at call site"

This reverts commit e77db40b8d.

test_suite/tests/ui/struct-representation/internally-tagged-tuple.stderr

@@ -1,10 +1,5 @@
 error: #[serde(tag = "...")] can only be used on enums and structs with named fields
  --> tests/ui/struct-representation/internally-tagged-tuple.rs:5:9
   |
-3 | #[derive(Serialize)]
-  |          --------- in this derive macro expansion
-4 | #[serde(tag = "type")]
 5 | struct S(u8, u8);
   |         ^^^^^^^^
-  |
-  = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)