Use scoped jest-dom package

Author: Andarist

package.json

@@ -56,6 +56,7 @@
     "@babel/plugin-transform-runtime": "^7.2.0",
     "@babel/preset-env": "^7.3.1",
     "@babel/preset-react": "^7.0.0",
+    "@testing-library/jest-dom": "^4.2.0",
     "@testing-library/react": "^9.3.0",
     "babel-eslint": "11.0.0-beta.0",
     "babel-plugin-macros": "^2.2.2",
@@ -69,7 +70,6 @@
     "eslint-plugin-react": "^7.12.4",
     "husky": "^1.0.1",
     "jest": "^24.1.0",
-    "jest-dom": "^3.0.1",
     "lint-staged": "^8.1.3",
     "prettier": "^1.16.4",
     "react": "^16.5.2",

src/__tests__/index.test.js

@@ -1,7 +1,7 @@
+import '@testing-library/jest-dom/extend-expect';
 import * as React from 'react';
 import { render } from '@testing-library/react';
 import TextareaAutosize from '../index';
-import 'jest-dom/extend-expect';
 
 describe('<TextareaAutosize />', () => {
   it('renders default component', () => {