chore(deps): update dependency vitest to v4 [security]

Author: renovate[bot]

package.json

@@ -49,7 +49,7 @@
     "tsx": "^4.19.1",
     "typescript": "^5.6.2",
     "vite-tsconfig-paths": "^5.0.1",
-    "vitest": "^2.1.9",
+    "vitest": "^4.0.0",
     "vitest-mock-express": "^2.2.0",
     "vitest-mock-extended": "^4.0.0"
   },