Test against Python 3.12

[jwodder]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (7e60714) 97.61% compared to head (d49cd80) 97.61%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #198   +/-   ##
=======================================
  Coverage   97.61%   97.61%           
=======================================
  Files          17       17           
  Lines        1758     1758           
=======================================
  Hits         1716     1716           
  Misses         42       42           

Flag	Coverage Δ
unittests	97.61% <ø> (ø)

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[yarikoptic]

3.8 test can't relate and due to connection

_________ test_dandimeta_datacite[additional_meta2-datacite_checks2] __________
dandischema\tests\test_datacite.py:399: in test_dandimeta_datacite
    datacite_post(datacite, metadata_basic["doi"])
dandischema\tests\test_datacite.py:30: in datacite_post
    rp.raise_for_status()
.tox\py\lib\site-packages\requests\models.py:1021: in raise_for_status
    raise HTTPError(http_error_msg, response=self)
E   requests.exceptions.HTTPError: 422 Client Error: Unprocessable Entity for url: https://api.test.datacite.org/dois