Remove `@testing-library/jest-dom` imports

app/soapbox/features/ui/components/__tests__/compose-button.test.tsx

@@ -2,7 +2,6 @@ import { fireEvent, render, screen } from '@testing-library/react';
 import React from 'react';
 import { IntlProvider } from 'react-intl';
 import { Provider } from 'react-redux';
-import '@testing-library/jest-dom';
 import { MemoryRouter } from 'react-router-dom';
 
 import { MODAL_CLOSE, MODAL_OPEN } from 'soapbox/actions/modals';

app/soapbox/jest/test-helpers.tsx

@@ -10,7 +10,6 @@ import { Provider } from 'react-redux';
 import { MemoryRouter } from 'react-router-dom';
 import { Action, applyMiddleware, createStore } from 'redux';
 import thunk from 'redux-thunk';
-import '@testing-library/jest-dom';
 
 import { ChatProvider } from 'soapbox/contexts/chat-context';
 import { StatProvider } from 'soapbox/contexts/stat-context';