chore(deps): update dependency @nuxt/kit to v4

Author: renovate[bot]

package.json

@@ -40,7 +40,7 @@
   },
   "dependencies": {
     "@fullhuman/postcss-purgecss": "^5.0.0",
-    "@nuxt/kit": "^3.2.0",
+    "@nuxt/kit": "^4.3.0",
     "consola": "^2.15.3",
     "glob-all": "^3.3.1",
     "purgecss": "^5.0.0"