[swiftgen] clean up unnecessary 'ignore_for_file's

Author: goderbauer

pkgs/swiftgen/example/generate_code.dart

@@ -36,13 +36,6 @@ Future<void> main() async {
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-// ignore_for_file: always_specify_types
-// ignore_for_file: camel_case_types
-// ignore_for_file: non_constant_identifier_names
-// ignore_for_file: unnecessary_non_null_assertion
-// ignore_for_file: unused_element
-// ignore_for_file: unused_field
-// ignore_for_file: unused_import
 // coverage:ignore-file
 ''',
     ),

pkgs/swiftgen/test/integration/classes_bindings.dart

@@ -2,19 +2,12 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-// ignore_for_file: always_specify_types
-// ignore_for_file: camel_case_types
-// ignore_for_file: non_constant_identifier_names
-// ignore_for_file: unnecessary_non_null_assertion
-// ignore_for_file: unused_element
-// ignore_for_file: unused_field
-// ignore_for_file: unused_import
 // coverage:ignore-file
 
 // AUTO GENERATED FILE, DO NOT EDIT.
 //
 // Generated by `package:ffigen`.
-// ignore_for_file: type=lint
+// ignore_for_file: type=lint, unused_import
 import 'dart:ffi' as ffi;
 import 'package:objective_c/objective_c.dart' as objc;
 import 'package:ffi/ffi.dart' as pkg_ffi;

pkgs/swiftgen/test/integration/util.dart

@@ -69,13 +69,6 @@ class TestGenerator {
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-// ignore_for_file: always_specify_types
-// ignore_for_file: camel_case_types
-// ignore_for_file: non_constant_identifier_names
-// ignore_for_file: unnecessary_non_null_assertion
-// ignore_for_file: unused_element
-// ignore_for_file: unused_field
-// ignore_for_file: unused_import
 // coverage:ignore-file
 ''',
         ),