Fix NormalCholesky on GPU

[avik-pal]

Checklist

• Appropriate tests were added
• Any code changes were done in a way that does not break public API
• The new code follows the
  contributor guidelines, in particular the ScioML Style Guide and
  COLPRAC.

Additional context

Add any other context about the problem here.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (98a377d) 63.56% compared to head (300c4a9) 66.50%.
Report is 2 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #443      +/-   ##
==========================================
+ Coverage   63.56%   66.50%   +2.94%     
==========================================
  Files          27       27              
  Lines        2039     2039              
==========================================
+ Hits         1296     1356      +60     
+ Misses        743      683      -60     

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[ChrisRackauckas]

Feel free to merge this and the nonlinearsolve thing