Update dependency @testing-library/react to v9.4.0

Author: renovate-bot

package.json

@@ -53,7 +53,7 @@
     "@pika/plugin-ts-standard-pkg": "0.8.1",
     "@storybook/react": "5.2.8",
     "@testing-library/jest-dom": "4.2.4",
-    "@testing-library/react": "9.3.3",
+    "@testing-library/react": "9.4.0",
     "@typescript-eslint/eslint-plugin": "2.11.0",
     "@typescript-eslint/parser": "2.11.0",
     "babel-eslint": "10.0.3",