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

Author: renovate[bot]

package.json

@@ -84,7 +84,7 @@
     "rspress-plugin-sitemap": "^1.2.0",
     "simple-git-hooks": "^2.9.0",
     "typescript": "5.1.6",
-    "vitest": "^3.0.0"
+    "vitest": "^4.0.0"
   },
   "repository": {
     "type": "git",