Remove workaround for withConstructorPartial and use a proper solution

[MateuszKubuszok]

I'll add a proper unit test later

[codecov]

Codecov Report

Attention: Patch coverage is 90.47619% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 90.07%. Comparing base (824d96a) to head (81f7eee).

Files	Patch %	Lines
...er/rules/TransformProductToProductRuleModule.scala	90.47%	2 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #508   +/-   ##
=======================================
  Coverage   90.07%   90.07%           
=======================================
  Files         128      128           
  Lines        5099     5100    +1     
  Branches      439      443    +4     
=======================================
+ Hits         4593     4594    +1     
  Misses        506      506           

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