chore(deps): bump workerpool from 9.1.0 to 9.1.1 (#1073)

Bumps [workerpool](https://github.com/josdejong/workerpool) from 9.1.0 to 9.1.1.
- [Changelog](https://github.com/josdejong/workerpool/blob/master/HISTORY.md)
- [Commits](https://github.com/josdejong/workerpool/compare/v9.1.0...v9.1.1)

---
updated-dependencies:
- dependency-name: workerpool
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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package.json

@@ -87,7 +87,7 @@
     "unified": "^11.0.4",
     "unist-util-visit": "^5.0.0",
     "vfile": "^6.0.1",
-    "workerpool": "^9.1.0",
+    "workerpool": "^9.1.1",
     "ws": "^8.15.1",
     "yargs": "^17.7.2"
   },