Doxysphinx

Fix

- fix broken release of v3.3.8 (try 3) (128)
- fix broken release of v3.3.8 (try 2) (127)
- fix broken release of v3.3.8 (126)
- **python-version**: Updated python to 3.12 and dependencies
- **python-version**: Updated python to 3.12 and dependencies
- **python-version**: Added numpy to pyproject
- **python-version**: Updated python to 3.12 and dependencies

Fix

- **doxygen.py**: Fix parsing of Windows newlines when on Posix
- **doxygen.py**: Don't fail on forward slashes on Windows

Fix

- **docs**: fixed sphinx autoapi issue in docs build
- **docs**: upgraded sphinx book theme (and dependencies in general)

Fix

- **resources**: writing compiled css as utf-8 now

Fix

- Encoding issues on windows