Update scala version in CI

[regadas]

No description provided.

[codecov-commenter]

Codecov Report

Merging #605 (f00990d) into develop (83b471e) will not change coverage.
The diff coverage is n/a.

❗ Current head f00990d differs from pull request most recent head e34d807. Consider uploading reports for the commit e34d807 to get more accurate results

@@           Coverage Diff            @@
##           develop     #605   +/-   ##
========================================
  Coverage    91.85%   91.85%           
========================================
  Files           46       46           
  Lines         1425     1425           
  Branches        32       32           
========================================
  Hits          1309     1309           
  Misses         116      116           

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[johnynek]

Thanks!