Geo3d

Modernized package structure:

- Replaced `setup.py` by `pyproejct.toml`
- Included all configuration into `pyproject.toml`
- Forced minimum Python version 3.11 via `pyproject.toml`

**Full Changelog**: https://github.com/himbeles/geo3d/compare/v1.2.0...v1.3.0

- Added compatibility with Python 3.12 and remove compatibility for Python <3.11

- Introduce submodules for improved code base structuring:
- `frame`
- `point`
- `vector`
- `rotation`
- `quaternion`
- `plane`
- `types`
- Improved typing

- Improved doc strings in `geometry` module.

- Added `express_vectors_in_frame` for fast (vectorized) expression of vectors in different reference frames.

- Fix Python 3.7 compatibility by conditional import of `Literal` from `typing_extensions`.