chore(deps): update devdependency @nuxt/devtools-kit to v3

Author: renovate[bot]

package.json

@@ -95,7 +95,7 @@
   "devDependencies": {
     "@cucumber/cucumber": "12.2.0",
     "@jest/globals": "30.2.0",
-    "@nuxt/devtools-kit": "2.7.0",
+    "@nuxt/devtools-kit": "3.1.0",
     "@nuxt/eslint-config": "1.10.0",
     "@nuxt/schema": "4.1.3",
     "@playwright/test": "1.56.1",