Don't use an unnecessary iterator

[mikehazell]

• Please check if the PR fulfills these requirements

• The commit message follows our guidelines
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

• What kind of change does this PR introduce? (Bug fix, feature, docs update, ...)
  Simplifies logic for copying an array

• What is the current behavior? (You can also link to an open issue here)
  unchanged

• What is the new behavior (if this is a feature change)?
  unchanged

• Does this PR introduce a breaking change? (What changes might users need to make in their application due to this PR?)
  no

• Other information:

[codecov]

Codecov Report

Merging #1419 (1d19165) into master (41352cc) will increase coverage by 0.01%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##           master    #1419      +/-   ##
==========================================
+ Coverage   19.86%   19.88%   +0.01%     
==========================================
  Files         286      286              
  Lines       10133    10124       -9     
  Branches     2068     2067       -1     
==========================================
  Hits         2013     2013              
+ Misses       6913     6905       -8     
+ Partials     1207     1206       -1     

Impacted Files	Coverage Δ
...dules/segmentationModule/getSegmentsOnPixeldata.js	0.00% <0.00%> (ø)

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[swederik]

Thanks!

(cc @igoroctaviano)

[dannyrb]

🎉 This PR is included in version 6.0.6 🎉

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot 📦🚀