Make the analysis server integration tests driver only.

pkg/analysis_server/test/integration/analysis/error_driver_test.dart

-// Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
-// 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.
-
-import 'package:test_reflective_loader/test_reflective_loader.dart';
-
-import 'error_test.dart';
-
-main() {
-  defineReflectiveSuite(() {
-    defineReflectiveTests(AnalysisErrorIntegrationTest_Driver);
-  });
-}
-
-@reflectiveTest
-class AnalysisErrorIntegrationTest_Driver
-    extends AbstractAnalysisErrorIntegrationTest {
-  @override
-  bool get enableNewAnalysisDriver => true;
-
-  @failingTest
-  test_super_mixins_enabled() async {
-    // We see errors here with the new driver (#28870).
-    //  Expected: empty
-    //    Actual: [
-    //    AnalysisError:{"severity":"ERROR","type":"COMPILE_TIME_ERROR","location":{"file":"/var/folders/00/0w95r000h01000cxqpysvccm003j4q/T/analysisServerfbuOQb/test.dart","offset":31,"length":1,"startLine":1,"startColumn":32},"message":"The class 'C' can't be used as a mixin because it extends a class other than Object.","correction":"","code":"mixin_inherits_from_not_object","hasFix":false},
-    //    AnalysisError:{"severity":"ERROR","type":"COMPILE_TIME_ERROR","location":{"file":"/var/folders/00/0w95r000h01000cxqpysvccm003j4q/T/analysisServerfbuOQb/test.dart","offset":31,"length":1,"startLine":1,"startColumn":32},"message":"The class 'C' can't be used as a mixin because it references 'super'.","correction":"","code":"mixin_references_super","hasFix":false}
-    //  ]
-    return super.test_super_mixins_enabled();
-  }
-}