chore: Vitest: 3.2.4 -> 4.0.4

Relese notes:
https://vitest.dev/blog/vitest-4.html

Author: LeSuisse

artifact-post-action/auto-assign/package.json

@@ -16,7 +16,7 @@
   "devDependencies": {
     "esbuild": "^0.25.0",
     "typescript": "^5.3.3",
-    "vitest": "^3.2.4"
+    "vitest": "^4.0.4"
   },
   "dependencies": {
     "javy": "^0.1.2"