Update demo dependencies

Author: titouanmathis

packages/demo/package.json

@@ -8,8 +8,8 @@
   "dependencies": {
     "@mapbox/mapbox-gl-geocoder": "^5.0.3",
     "@studiometa/vue-mapbox-gl": "*",
-    "mapbox-gl": "^3.9.1",
-    "nuxt": "^3.15.0",
+    "mapbox-gl": "^3.9.3",
+    "nuxt": "^3.15.2",
     "vue": "^3.5.13"
   }
 }