Fix Fill Rule

[henrij22]

Fill rule should be Non-Zero to prevent bugs

[codecov[bot]]

Codecov Report

Merging #10 (e10977c) into main (d67fcd3) will not change coverage. The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main      #10   +/-   ##
=======================================
  Coverage   91.53%   91.53%           
=======================================
  Files          29       29           
  Lines        3664     3664           
  Branches       60       60           
=======================================
  Hits         3354     3354           
  Misses        267      267           
  Partials       43       43           

Flag	Coverage Δ
tests	91.53% <100.00%> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
dune/iga/trim/nurbstrimmer.hh	77.62% <100.00%> (ø)

[rath3t]

Thanks!