Disable failing test due to SDK issue (#70485)

* Disable failing test due to SDK issue

* Disable failing debugger and hot reload windows tests

packages/flutter_tools/test/web.shard/debugger_stepping_web_test.dart

@@ -48,7 +48,7 @@ void main() {
         reason: 'After $i steps, debugger should stop at $expectedLine but stopped at $actualLine'
       );
     }
-  }, skip: platform.isMacOS);
+  }, skip: platform.isWindows); // https://github.com/flutter/flutter/issues/70486
 
   tearDown(() async {
     await flutter.stop();

packages/flutter_tools/test/web.shard/expression_evaluation_web_test.dart

@@ -166,7 +166,7 @@ void batch2() {
     await breakInMethod(_flutter);
     await evaluateComplexExpressions(_flutter);
     await cleanProject();
-  });
+  }, skip: 'https://github.com/dart-lang/sdk/issues/41480');
 }
 
 Future<void> failToEvaluateExpression(FlutterTestDriver flutter) async {

packages/flutter_tools/test/web.shard/hot_reload_web_test.dart

@@ -68,5 +68,5 @@ void main() {
     } finally {
       await subscription.cancel();
     }
-  });
+  }, skip: platform.isWindows); // https://github.com/flutter/flutter/issues/70486
 }

packages/flutter_tools/test/web.shard/web_run_test.dart

@@ -28,5 +28,5 @@ void main() {
 
   testWithoutContext('flutter run works on web devices with a unary main function', () async {
     await flutter.run(chrome: true, additionalCommandArgs: <String>['--verbose']);
-  }, skip: platform.isMacOS);
+  });
 }