chore(deps): update dependency vitest to v4

Author: renovate[bot]

package.json

@@ -82,7 +82,7 @@
     "prettier-plugin-sh": "0.18.0",
     "rimraf": "6.0.1",
     "typescript": "5.9.3",
-    "vitest": "3.2.4"
+    "vitest": "4.0.1"
   },
   "publishConfig": {
     "access": "public"