Fix wrong arg used for DDC-only tests

Author: greglittlefield-wf

test/over_react/component_declaration/builder_integration_tests/backwards_compatible/stateful_component_integration_test.dart

@@ -26,7 +26,7 @@ main() {
       expect(() {
         StatefulComponentTestState();
       }, throwsA(isA<AssertionError>()));
-    }, testOn: 'ddc');
+    }, tags: 'ddc');
 
     test('renders a component from end to end, successfully reading state via typed getters', () {
       var renderedInstance = render(StatefulComponentTest()());

test/over_react/component_declaration/builder_integration_tests/component2/stateful_component_integration_test.dart

@@ -25,7 +25,7 @@ main() {
       expect(() {
         StatefulComponentTestState();
       }, throwsA(isA<AssertionError>()));
-    }, testOn: 'ddc');
+    }, tags: 'ddc');
 
     test('renders a component from end to end, successfully reading state via typed getters', () {
       var renderedInstance = render(StatefulComponentTest()());

test/over_react/component_declaration/builder_integration_tests/stateful_component_integration_test.dart

@@ -26,7 +26,7 @@ main() {
       expect(() {
         StatefulComponentTestState();
       }, throwsA(isA<AssertionError>()));
-    }, testOn: 'ddc');
+    }, tags: 'ddc');
 
     test('renders a component from end to end, successfully reading state via typed getters', () {
       var renderedInstance = render(StatefulComponentTest()());

test/over_react/component_declaration/non_null_safe_builder_integration_tests/backwards_compatible/stateful_component_integration_test.dart

@@ -29,7 +29,7 @@ main() {
       expect(() {
         StatefulComponentTestState();
       }, throwsA(isA<AssertionError>()));
-    }, testOn: 'ddc');
+    }, tags: 'ddc');
 
     test('renders a component from end to end, successfully reading state via typed getters', () {
       var renderedInstance = render(StatefulComponentTest()());

test/over_react/component_declaration/non_null_safe_builder_integration_tests/component2/stateful_component_integration_test.dart

@@ -28,7 +28,7 @@ main() {
       expect(() {
         StatefulComponentTestState();
       }, throwsA(isA<AssertionError>()));
-    }, testOn: 'ddc');
+    }, tags: 'ddc');
 
     test('renders a component from end to end, successfully reading state via typed getters', () {
       var renderedInstance = render(StatefulComponentTest()());

test/over_react/component_declaration/non_null_safe_builder_integration_tests/stateful_component_integration_test.dart

@@ -29,7 +29,7 @@ main() {
       expect(() {
         StatefulComponentTestState();
       }, throwsA(isA<AssertionError>()));
-    }, testOn: 'ddc');
+    }, tags: 'ddc');
 
     test('renders a component from end to end, successfully reading state via typed getters', () {
       var renderedInstance = render(StatefulComponentTest()());