fix(deps): update dependency checkstyle to v10.21.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
checkstyle (source)	10.21.0 -> 10.21.1

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Release Notes

checkstyle/checkstyle (checkstyle)

v10.21.1

Compare Source

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Configuration

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.01%. Comparing base (fe810e7) to head (4ec632a).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##               main    #6982   +/-   ##
=========================================
  Coverage     90.01%   90.01%           
  Complexity     6602     6602           
=========================================
  Files           730      730           
  Lines         19864    19864           
  Branches       1956     1956           
=========================================
  Hits          17881    17881           
  Misses         1389     1389           
  Partials        594      594           

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