Update example

Author: janniks

example/package.json

@@ -12,7 +12,7 @@
     "core-js": "^3.6.5",
     "nuxt": "^2.14.12",
     "prismjs": "^1.22.0",
-    "vue-notion": "^0.2.14"
+    "vue-notion": "^0.2.15"
   },
   "devDependencies": {}
 }