chore(deps): update node.js to v26 (#3127)

Co-authored-by: Renovate Bot <renovate@unbound.se>

package-lock.json

@@ -54,7 +54,7 @@
         "vuetify": "4.3.2"
       },
       "engines": {
-        "node": "24"
+        "node": "26"
       }
     },
     "node_modules/@antfu/install-pkg": {

package.json

@@ -35,9 +35,9 @@
     "nuxt": "4.6.4",
     "postcss-html": "2.0.0",
     "sass": "1.108.1",
-    "stylelint": "18.0.0",
+    "stylelint": "17.16.0",
     "stylelint-config-recommended-vue": "2.0.0",
-    "stylelint-config-standard": "41.0.0",
+    "stylelint-config-standard": "40.0.0",
     "typescript": "6.0.3",
     "typescript-eslint": "8.72.1",
     "vite-plugin-vuetify": "2.1.3",
@@ -61,7 +61,7 @@
     "pinia-plugin-persistedstate": "4.7.1"
   },
   "engines": {
-    "node": "24"
+    "node": "26"
   },
   "overrides": {
     "@vue/server-renderer": "$vue"