Deploy also for Python 3.13, dropping 3.9. [skip ci]

Update for release 3.5.1.

Bump version number for 3.5.0 release.

Bump version number to 3.4.3 and update change log. [skip ci]

Update GitHub Actions to deploy macOS aarch64.

Update for release 3.4.1.

Amending previous commit. [skip ci]

Added missing override. [skip ci]

Bump version number to 3.2.0. [skip ci]

Windows build for PyPI with Unicode support disabled.