remove next/head

src/pages/_app.tsx

@@ -1,7 +1,6 @@
 import { ElementType, useEffect } from "react";
 import { useRouter } from "next/router";
 import type { AppProps } from "next/app";
-import Head from "next/head";
 import SEO from "@components/seo/deafult-seo";
 import FallbackLayout from "@layout/fallback";
 import "@assets/css/font-awesome-pro.min.css";