ci: enable node 14 runtime on vercel

Author: danielroe

package.json

@@ -25,9 +25,6 @@
     "lint": "eslint --ext .js,.vue --ignore-path .gitignore .",
     "lintfix": "eslint --fix --ext .js,.vue --ignore-path .gitignore ."
   },
-  "engines": {
-    "node": ">=v8.17.0"
-  },
   "dependencies": {
     "@nuxtjs/axios": "^5.13.1",
     "nuxt": "^2.15.0"