Support Poetry v2 syntax

• https://python-poetry.org/blog/announcing-poetry-2.0.0/#highlights
• https://python-poetry.org/docs/pyproject/

Since Poetry v2 release, I updated Poetry containers to be built with Poetry v2. If this is causing an issue, we could fix poetry installation to latest v1 version with: pip install "poetry>=1.8,<2.0".

Todos

• Update pyproject.toml to latest format
  • support include field.
• Port changes for %1.2.1 in duniterpy