[deps] Update pillow requirement in the pip group

Updates the requirements on [pillow](https://github.com/python-pillow/Pillow) to permit the latest version.

Updates `pillow` to 11.3.0
- [Release notes](https://github.com/python-pillow/Pillow/releases)
- [Changelog](https://github.com/python-pillow/Pillow/blob/main/CHANGES.rst)
- [Commits](https://github.com/python-pillow/Pillow/compare/11.2.1...11.3.0)

---
updated-dependencies:
- dependency-name: pillow
  dependency-version: 11.3.0
  dependency-type: direct:production
  dependency-group: pip
...

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