Revert "Ui tests with compile_error resolved at call site"

This reverts commit e77db40b8d.

test_suite/tests/ui/enum-representation/internal-tuple-variant.stderr

@@ -1,10 +1,5 @@
 error: #[serde(tag = "...")] cannot be used with tuple variants
  --> tests/ui/enum-representation/internal-tuple-variant.rs:6:5
   |
-3 | #[derive(Serialize)]
-  |          --------- in this derive macro expansion
-...
 6 |     Tuple(u8, u8),
   |     ^^^^^^^^^^^^^
-  |
-  = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)