chore(deps): update vitest monorepo to v4

Author: renovate[bot]

package.json

@@ -61,7 +61,7 @@
     "@types/regexp.escape": "^2.0.0",
     "@types/unzipper": "^0.10.11",
     "@vitejs/plugin-react-swc": "^4.0.0",
-    "@vitest/coverage-istanbul": "^3.1.4",
+    "@vitest/coverage-istanbul": "^4.0.0",
     "ajv": "^8.17.1",
     "autoprefixer": "^10.4.21",
     "dotenv": "^17.0.0",
@@ -87,7 +87,7 @@
     "typescript-eslint": "^8.30.1",
     "unzipper": "^0.12.3",
     "vite": "^7.0.0",
-    "vitest": "^3.1.4",
+    "vitest": "^4.0.0",
     "vitest-fail-on-console": "^0.10.0"
   },
   "dependencies": {