chore(deps): update vitest monorepo to v2

Author: renovate[bot]

package.json

@@ -52,15 +52,15 @@
     "@types/proper-lockfile": "4.1.4",
     "@typescript-eslint/eslint-plugin": "7.18.0",
     "@typescript-eslint/parser": "7.18.0",
-    "@vitest/coverage-v8": "1.6.0",
+    "@vitest/coverage-v8": "2.1.8",
     "eslint": "8.57.0",
     "eslint-plugin-vitest": "0.4.1",
     "jsdoc-to-markdown": "8.0.3",
     "shx": "0.3.4",
     "typescript": "5.5.4",
     "vite": "5.4.6",
     "vite-tsconfig-paths": "4.3.2",
-    "vitest": "1.6.0"
+    "vitest": "2.1.8"
   },
   "packageManager": "[email protected]"
 }