Limit job count when building MinGW in 32bits

[SirLynix]

No description provided.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 76.63%. Comparing base (93f797a) to head (f399c75).
⚠️ Report is 4 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff            @@
##             main      #71    +/-   ##
========================================
  Coverage   76.63%   76.63%            
========================================
  Files         196      196            
  Lines       24867    24867            
  Branches     7645     7346   -299     
========================================
  Hits        19056    19056            
+ Misses       5713     5701    -12     
- Partials       98      110    +12     

see 3 files with indirect coverage changes

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