fix: update dependency prettier to v2 in template

Author: alexandr-g

template.json

@@ -21,7 +21,7 @@
       "eslint-plugin-prettier": "3.1.2",
       "eslint-plugin-react": "7.18.2",
       "eslint-plugin-react-hooks": "2.3.0",
-      "prettier": "1.19.1",
+      "prettier": "2.0.0",
       "react-redux": "7.1.3",
       "react-router-dom": "5.1.2",
       "redux": "4.0.5",