fix: bump version of cornerstone-math to v0.1.19

[ladeirarodolfo]

• 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, ...) Update cornerstone math to v 0.1.19

• What is the current behavior? (You can also link to an open issue here) There are some unusual bugs when using crosshairs. They are caused by a math calculation on cMath.

• What is the new behavior (if this is a feature change)? CMath to calculate intersections between lines are improved, some not displaying properly crosshairs might be fixed

• 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[bot]]

Codecov Report

Merging #1319 (c966198) into master (95c3b7c) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1319   +/-   ##
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  Coverage   20.16%   20.16%           
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  Files         287      287           
  Lines       10102    10102           
  Branches     2060     2060           
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  Hits         2037     2037           
  Misses       6852     6852           
  Partials     1213     1213           

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[mikehazell]

Maybe hold off on merging this until this followup PR on cornerstone-math has been merged. https://github.com/cornerstonejs/cornerstoneMath/pull/33 <- resolves an issue which stops ReferenceLines tool from rendering.