Add support for Symfony 8.0

[acelaya]

Additionally, drop support for PHP 8.3

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 96.45%. Comparing base (0929c2d) to head (daf608e).
⚠️ Report is 6 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff              @@
##               main      #74      +/-   ##
============================================
- Coverage     96.64%   96.45%   -0.20%     
  Complexity       50       50              
============================================
  Files            13       13              
  Lines           149      141       -8     
============================================
- Hits            144      136       -8     
  Misses            5        5              

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