chore(package): update @testing-library/jest-dom to version 5.0.0 (#292)

Author: greenkeeper[bot]

package.json

@@ -129,7 +129,7 @@
     "@storybook/components": "^5.0.0",
     "@storybook/react": "^5.0.0",
     "@storybook/theming": "^5.0.11",
-    "@testing-library/jest-dom": "^4.1.0",
+    "@testing-library/jest-dom": "^5.0.0",
     "@testing-library/react": "^9.1.0",
     "@types/jest": "^25.1.0",
     "@types/react": "^16.9.1",