chore(deps): update dependency vitest to v4

Author: renovate[bot]

package.json

@@ -49,7 +49,7 @@
     "rimraf": "6.1.2",
     "standard-version": "9.5.0",
     "typescript": "5.9.3",
-    "vitest": "2.1.9"
+    "vitest": "4.0.18"
   },
   "packageManager": "pnpm@9.15.9",
   "engines": {