CompatHelper: bump compat for BSplineKit to 0.19, (keep existing compat)

[github-actions]

This pull request changes the compat entry for the BSplineKit package from 0.11, 0.12, 0.13, 0.14, 0.15, 0.16, 0.17, 0.18 to 0.11, 0.12, 0.13, 0.14, 0.15, 0.16, 0.17, 0.18, 0.19.
This keeps the compat entries for earlier versions.

Note: I have not tested your package with this new compat entry.
It is your responsibility to make sure that your package tests pass before you merge this pull request.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.62%. Comparing base (aa23d7d) to head (989e02f).
Report is 2 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master      #65   +/-   ##
=======================================
  Coverage   99.62%   99.62%           
=======================================
  Files          10       10           
  Lines         267      267           
=======================================
  Hits          266      266           
  Misses          1        1           

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