fix(deps): update dependency astro-navbar to v2.4.0

Author: github-actions[bot]

package.json

@@ -39,7 +39,7 @@
     "@types/react-dom": "19.1.6",
     "animejs": "4.0.2",
     "astro": "5.7.10",
-    "astro-navbar": "2.3.7",
+    "astro-navbar": "2.4.0",
     "autoprefixer": "10.4.14",
     "clsx": "2.1.1",
     "date-fns": "4.1.0",