update next version;

Author: Cube-J

1.hello-world/7.read-video-nextjs/package.json

@@ -10,7 +10,7 @@
     },
     "dependencies": {
         "dynamsoft-javascript-barcode": "9.0.0",
-        "next": "11.1.2",
+        "next": ">=12.1.0",
         "react": "17.0.2",
         "react-dom": "17.0.2"
     },