Update module golang.org/x/sync to v0.19.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
golang.org/x/sync	v0.18.0 -> v0.19.0

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 81.5%. Comparing base (d149e71) to head (6bfa4f2).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@          Coverage Diff          @@
##            main    #140   +/-   ##
=====================================
  Coverage   81.5%   81.5%           
=====================================
  Files         25      25           
  Lines       2232    2232           
=====================================
  Hits        1820    1820           
  Misses       312     312           
  Partials     100     100           

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