chore(deps): update dependency vitest to v4 (#85)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -52,7 +52,7 @@
     "typescript": "^5.9.3",
     "unbuild": "^3.6.1",
     "vite": "^7.1.11",
-    "vitest": "^3.2.4"
+    "vitest": "^4.0.3"
   },
   "pnpm": {
     "onlyBuiltDependencies": [