V3.imagemark

[peterwilliams97]

Fix and test for ICC color spaces without default ranges.
I found this bug while testing the new image position code and added a test function to regression test it.

[codecov]

Codecov Report

Merging #335 into v3 will increase coverage by 0.34%.
The diff coverage is 100%.

@@            Coverage Diff            @@
##               v3    #335      +/-   ##
=========================================
+ Coverage   51.76%   52.1%   +0.34%     
=========================================
  Files         145     145              
  Lines       25207   25212       +5     
=========================================
+ Hits        13048   13137      +89     
+ Misses      10396   10297      -99     
- Partials     1763    1778      +15

Impacted Files	Coverage Δ
pdf/extractor/image.go	58.71% <ø> (ø)	⬆️
pdf/model/colorspace.go	30.42% <100%> (+3.62%)	⬆️
pdf/contentstream/processor.go	49.08% <0%> (+0.6%)	⬆️
pdf/model/xobject.go	34.69% <0%> (+0.87%)	⬆️
pdf/model/functions.go	39.86% <0%> (+6.38%)	⬆️

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