message: fix tests that broke
diff: @@ -30,9 +30,10 @@ import { TechDocsReaderPage } from './TechDocsReaderPage';
  import { Route, useParams } from 'react-router-dom';
  import { TechDocsAddons } from '@backstage/plugin-techdocs-react';
  import { ReportIssue } from '@backstage/plugin-techdocs-module-addons-contrib';
  -import { Page } from '@backstage/core-components';
  import { FlatRoutes } from '@backstage/core-app-api';
  +import { Page } from '@backstage/core-components';
  +
  const mockEntityMetadata = {
  locationMetadata: {
  type: 'github',
  @@ -112,6 +113,12 @@ describe('<TechDocsReaderPage />', () => {
  afterEach(() => {
  jest.resetAllMocks();
  });
  +
  + beforeEach(() => {
  + const realPage = jest.requireActual('@backstage/core-components').Page;
  + (Page as jest.Mock).mockImplementation(realPage);
  + });
  +
  it('should render a techdocs reader page without children', async () => {
  const rendered = await renderInTestApp(
  <Wrapper>
  