chore(deps): update test packages

Author: renovate[bot]

package.json

@@ -16,9 +16,9 @@
     "@nuxtjs/tailwindcss": "6.12.2",
     "@unocss/nuxt": "0.64.1",
     "@vueuse/nuxt": "11.2.0",
-    "happy-dom": "15.11.6",
+    "happy-dom": "20.0.11",
     "nuxt": "3.14.159",
-    "vitest": "2.1.5",
+    "vitest": "4.0.15",
     "vue": "3.5.13",
     "vue-router": "4.4.5"
   },