chore(deps-dev): bump werkzeug from 3.1.8 to 3.1.9

Bumps [werkzeug](https://github.com/pallets/werkzeug) from 3.1.8 to 3.1.9.
- [Release notes](https://github.com/pallets/werkzeug/releases)
- [Changelog](https://github.com/pallets/werkzeug/blob/main/CHANGES.rst)
- [Commits](pallets/werkzeug@3.1.8...3.1.9)

---
updated-dependencies:
- dependency-name: werkzeug
  dependency-version: 3.1.9
  dependency-type: direct:development
...

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Author: dependabot[bot]