Log Message:
py-pygit2: updated to 1.16.0

1.16.0 (2024-10-11)

- Add support for Python 3.13
- Drop support for Python 3.9
- New `Repository.hashfile(...)`
- New `Option.GET_MWINDOW_FILE_LIMIT` and `Option.SET_MWINDOW_FILE_LIMIT`
- Fix overriding `certificate_check(...)` callback via argument to \ 
`RemoteCallbacks(...)`
- Add py.typed
- Fix `discover_repository(...)` annotation