Log Message:
py-greenlet: updated to 3.1.0

3.1.0 (2024-09-10)

This will be the last release to support Python 3.7 and 3.8.

- Adds support for Python 3.13.

  greenlet will not work in no-gil (free threaded) builds of CPython.
  Internally, greenlet heavily depends on the GIL.

- Greatly reduce the chances for crashes during interpreter shutdown.