Release v2.23.1

[khaeru]

PR checklist

• Checks all ✅
• Update documentation
• Update doc/whatsnew.rst

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 98.25%. Comparing base (9520bfb) to head (f71c7a5).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #248      +/-   ##
==========================================
- Coverage   99.02%   98.25%   -0.78%     
==========================================
  Files         115      115              
  Lines        9331     9331              
==========================================
- Hits         9240     9168      -72     
- Misses         91      163      +72     

see 20 files with indirect coverage changes

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