Fix product Mixin Product level attributes

[ShipilA]

Fixes

https://commercetools.atlassian.net/browse/SUPPORT-34507
Fixed product Mixin Product level attributes

Features

Breaking changes

[codecov]

Codecov Report

❌ Patch coverage is 0% with 3 lines in your changes missing coverage. Please review.
✅ Project coverage is 9.47%. Comparing base (5f7710d) to head (a36f2aa).
⚠️ Report is 4 commits behind head on main.

Files with missing lines	Patch %	Lines
...commercetools/api/models/product/ProductMixin.java	0.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##              main    #971      +/-   ##
==========================================
- Coverage     9.47%   9.47%   -0.01%     
  Complexity    2001    2001              
==========================================
  Files         7544    7544              
  Lines        74600   74603       +3     
  Branches       302     302              
==========================================
  Hits          7072    7072              
- Misses       67351   67354       +3     
  Partials       177     177              

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