chore(deps): update vitest monorepo to v4

Author: renovate[bot]

package.json

@@ -71,7 +71,7 @@
     "@types/tar-stream": "^2.2.2",
     "@typescript/native-preview": "7.0.0-dev.20251208.1",
     "@ungap/structured-clone": "^1.2.1",
-    "@vitest/coverage-v8": "^3.0.2",
+    "@vitest/coverage-v8": "^4.0.0",
     "busboy": "^1.6.0",
     "cross-env": "^10.0.0",
     "iconv-lite": "^0.6.3",
@@ -84,7 +84,7 @@
     "tshy": "^3.0.0",
     "tshy-after": "^1.0.0",
     "typescript": "^5.0.4",
-    "vitest": "^3.2.4"
+    "vitest": "^4.0.0"
   },
   "engines": {
     "node": ">= 18.19.0"