Enable ARH, PTH, RET and C4 linting rules

[henrikjacobsenfys]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 98.00000% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 97.73%. Comparing base (cec1976) to head (2ea1cac).

Files with missing lines	Patch %	Lines
src/easydynamics/utils/detailed_balance.py	66.66%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #142      +/-   ##
===========================================
- Coverage    97.75%   97.73%   -0.02%     
===========================================
  Files           37       37              
  Lines         2493     2473      -20     
  Branches       422      421       -1     
===========================================
- Hits          2437     2417      -20     
  Misses          32       32              
  Partials        24       24              

Flag	Coverage Δ
integration	50.02% <52.00%> (+0.16%)	⬆️
unittests	97.73% <98.00%> (-0.02%)	⬇️

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