chore(deps): update vitest monorepo to v4

Author: renovate[bot]

package.json

@@ -71,7 +71,7 @@
     "@sxzz/eslint-config": "^5.3.0",
     "@sxzz/prettier-config": "^2.2.4",
     "@types/node": "^22.18.1",
-    "@vitest/ui": "^3.2.4",
+    "@vitest/ui": "^4.0.6",
     "bumpp": "^10.2.3",
     "esbuild": "~0.25.9",
     "escape-string-regexp": "^5.0.0",
@@ -83,7 +83,7 @@
     "tsx": "^4.20.5",
     "typescript": "^5.9.2",
     "vite": "^7.1.4",
-    "vitest": "^3.2.4"
+    "vitest": "^4.0.6"
   },
   "engines": {
     "node": ">=18.12.0"