23.2.0

• aiofiles is now tested on Python 3.12 too.
  #166 #168
• 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.
  #162
• Use PDM instead of Poetry.
  #169