py-aiofiles: updated to 23.2.0

23.2.0 (2023-08-09)

aiofiles is now tested on Python 3.12 too.
On Python 3.12, aiofiles.tempfile.NamedTemporaryFile now accepts a delete_on_close argument, just like the stdlib version.
On Python 3.12, aiofiles.tempfile.NamedTemporaryFile no longer exposes a delete attribute, just like the stdlib version.
Added aiofiles.os.statvfs and aiofiles.os.path.ismount.
Use PDM instead of Poetry

(adam)