Fix node 18 tests

Author: szuperaz

package.json

@@ -66,7 +66,7 @@
     "tslib": "^2.8.1",
     "typescript": "^5.9.3",
     "vite": "^6.4.1",
-    "vitest": "^3.2.4",
+    "vitest": "~3.1.4",
     "vitest-mock-extended": "^3.1.0"
   },
   "dependencies": {