chore(deps-dev): bump vitest from 4.1.5 to 4.1.6

Bumps [vitest](https://github.com/vitest-dev/vitest/tree/HEAD/packages/vitest) from 4.1.5 to 4.1.6.
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v4.1.6/packages/vitest)

---
updated-dependencies:
- dependency-name: vitest
  dependency-version: 4.1.6
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -23,7 +23,7 @@
     "@types/node": "^25.6.2",
     "prettier": "^3.8.3",
     "typescript": "^6.0.3",
-    "vitest": "^4.1.5",
+    "vitest": "^4.1.6",
     "wrangler": "^4.90.0"
   },
   "packageManager": "pnpm@11.0.9"