Switch ui tests to trybuild

test_suite/tests/ui/transparent/at_most_one.stderr

@@ -7,6 +7,3 @@ error: #[serde(transparent)] requires struct to have at most one transparent fie
 7 | |     b: u8,
 8 | | }
   | |_^
-
-error: aborting due to previous error
-

test_suite/tests/ui/transparent/de_at_least_one.stderr

@@ -9,6 +9,3 @@ error: #[serde(transparent)] requires at least one field that is neither skipped
 9  | |     b: u8,
 10 | | }
    | |_^
-
-error: aborting due to previous error
-

test_suite/tests/ui/transparent/enum.stderr

@@ -4,6 +4,3 @@ error: #[serde(transparent)] is not allowed on an enum
 4 | / #[serde(transparent)]
 5 | | enum E {}
   | |_________^
-
-error: aborting due to previous error
-

test_suite/tests/ui/transparent/ser_at_least_one.stderr

@@ -7,6 +7,3 @@ error: #[serde(transparent)] requires at least one field that is not skipped
 7 | |     a: u8,
 8 | | }
   | |_^
-
-error: aborting due to previous error
-

test_suite/tests/ui/transparent/unit_struct.stderr

@@ -4,6 +4,3 @@ error: #[serde(transparent)] is not allowed on a unit struct
 4 | / #[serde(transparent)]
 5 | | struct S;
   | |_________^
-
-error: aborting due to previous error
-

test_suite/tests/ui/transparent/with_from.stderr

@@ -6,6 +6,3 @@ error: #[serde(transparent)] is not allowed with #[serde(from = "...")]
 6 | |     a: u8,
 7 | | }
   | |_^
-
-error: aborting due to previous error
-

test_suite/tests/ui/transparent/with_into.stderr

@@ -6,6 +6,3 @@ error: #[serde(transparent)] is not allowed with #[serde(into = "...")]
 6 | |     a: u8,
 7 | | }
   | |_^
-
-error: aborting due to previous error
-