Update Python & Django version support

[codingjoe]

• Add Django 4.2 support
• Drop Django 4.0 support
• Add Python 3.11 support

[codecov]

Codecov Report

Patch coverage has no change and project coverage change: -1.09 ⚠️

Comparison is base (c309742) 99.27% compared to head (3db4185) 98.18%.

❗ Current head 3db4185 differs from pull request most recent head 908603e. Consider uploading reports for the commit 908603e to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #218      +/-   ##
==========================================
- Coverage   99.27%   98.18%   -1.09%     
==========================================
  Files           7        7              
  Lines         276      276              
==========================================
- Hits          274      271       -3     
- Misses          2        5       +3     

see 1 file with indirect coverage changes

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