packages,plugins: avoid usage of react-dom in tests

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

packages/core-components/src/components/CopyTextButton/CopyTextButton.test.tsx

@@ -15,8 +15,7 @@
  */
 
 import React from 'react';
-import { fireEvent } from '@testing-library/react';
-import { act } from 'react-dom/test-utils';
+import { act, fireEvent } from '@testing-library/react';
 import { renderInTestApp, TestApiProvider } from '@backstage/test-utils';
 import { CopyTextButton } from './CopyTextButton';
 import { errorApiRef } from '@backstage/core-plugin-api';

packages/core-components/src/components/Progress/Progress.test.tsx

@@ -16,7 +16,7 @@
 
 import React from 'react';
 import { renderInTestApp } from '@backstage/test-utils';
-import { act } from 'react-dom/test-utils';
+import { act } from '@testing-library/react';
 
 import { Progress } from './Progress';
 

packages/core-components/src/components/TabbedLayout/RoutedTabs.test.tsx

@@ -14,9 +14,8 @@
  * limitations under the License.
  */
 import { renderInTestApp } from '@backstage/test-utils';
-import { fireEvent } from '@testing-library/react';
+import { act, fireEvent } from '@testing-library/react';
 import React from 'react';
-import { act } from 'react-dom/test-utils';
 import { Route, Routes } from 'react-router';
 import { RoutedTabs } from './RoutedTabs';
 

packages/core-components/src/components/TabbedLayout/TabbedLayout.test.tsx

@@ -14,9 +14,8 @@
  * limitations under the License.
  */
 import { renderInTestApp, withLogCollector } from '@backstage/test-utils';
-import { fireEvent } from '@testing-library/react';
+import { act, fireEvent } from '@testing-library/react';
 import React from 'react';
-import { act } from 'react-dom/test-utils';
 import { Route, Routes } from 'react-router';
 import { TabbedLayout } from './TabbedLayout';
 

packages/test-utils/src/testUtils/testingLibrary.ts

@@ -15,8 +15,7 @@
  */
 
 import { ReactElement } from 'react';
-import { act } from 'react-dom/test-utils';
-import { render, RenderResult } from '@testing-library/react';
+import { act, render, RenderResult } from '@testing-library/react';
 
 /**
  * @public