chore: update react imports

Signed-off-by: Paul Schultz <pschultz@pobox.com>

plugins/auth-react/src/components/CookieAuthRedirect/CookieAuthRedirect.test.tsx

@@ -14,7 +14,6 @@
  * limitations under the License.
  */
 
-import React from 'react';
 import { screen, waitFor } from '@testing-library/react';
 import {
   TestApiProvider,

plugins/auth-react/src/components/CookieAuthRedirect/CookieAuthRedirect.tsx

@@ -14,7 +14,6 @@
  * limitations under the License.
  */
 
-import React from 'react';
 import { identityApiRef, useApi } from '@backstage/core-plugin-api';
 import { useAsync, useMountEffect } from '@react-hookz/web';
 

plugins/auth-react/src/components/CookieAuthRefreshProvider/CookieAuthRefreshProvider.test.tsx

@@ -14,7 +14,6 @@
  * limitations under the License.
  */
 
-import React from 'react';
 import { screen, waitFor } from '@testing-library/react';
 import userEvent from '@testing-library/user-event';
 import { CookieAuthRefreshProvider } from './CookieAuthRefreshProvider';

plugins/auth-react/src/components/CookieAuthRefreshProvider/CookieAuthRefreshProvider.tsx

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import React, { ReactNode } from 'react';
+import { ReactNode } from 'react';
 import { ErrorPanel } from '@backstage/core-components';
 import { useApp } from '@backstage/core-plugin-api';
 import Button from '@material-ui/core/Button';

plugins/auth-react/src/hooks/useCookieAuthRefresh/useCookieAuthRefresh.test.tsx

@@ -14,7 +14,6 @@
  * limitations under the License.
  */
 
-import React from 'react';
 import { renderHook, waitFor } from '@testing-library/react';
 import { fetchApiRef, discoveryApiRef } from '@backstage/core-plugin-api';
 import { TestApiProvider, mockApis } from '@backstage/test-utils';