Bump vitest version in example project

Author: RomanIakovlev

example/package.json

@@ -19,6 +19,6 @@
     "@tsconfig/strictest": "^2.0.2",
     "@vercel/ncc": "^0.38.1",
     "typescript": "^5.3.3",
-    "vitest": "^1.2.1"
+    "vitest": "^3.0.8"
   }
 }