Remove deprecated datamodel-code-generator patch

[sternakt]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 89.69%. Comparing base (9ee666e) to head (10b3f1b).
Report is 6 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #489      +/-   ##
==========================================
- Coverage   90.59%   89.69%   -0.90%     
==========================================
  Files           7        5       -2     
  Lines         585      466     -119     
==========================================
- Hits          530      418     -112     
+ Misses         55       48       -7     

Flag	Coverage Δ
unittests	89.69% <ø> (-0.90%)	⬇️

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