v1.0.9

• Adds support for Python 3.12.
• Adds MarkupSafe among required dependencies (and not optional).
• Adds support for latest function model_dump in Pydantic 2 (for examples
  defined using Pydantic models).
• Upgrades development dependencies.
• Fix bug with missing items entry #36 by @mh7d and @mh-at-fujitsu