Update dependency prettier to v2.4.1

Author: renovate-bot

template/package.json

@@ -46,7 +46,7 @@
     "eslint-plugin-vue": "6.2.2",
     "node-sass": "4.14.1",
     "nodemon": "2.0.4",
-    "prettier": "2.0.5",
+    "prettier": "2.4.1",
     "sass-loader": "8.0.2"
   }
 }