Bump com.puppycrawl.tools:checkstyle from 10.21.2 to 10.21.4

Bumps [com.puppycrawl.tools:checkstyle](https://github.com/checkstyle/checkstyle) from 10.21.2 to 10.21.4.
- [Release notes](https://github.com/checkstyle/checkstyle/releases)
- [Commits](checkstyle/checkstyle@checkstyle-10.21.2...checkstyle-10.21.4)

---
updated-dependencies:
- dependency-name: com.puppycrawl.tools:checkstyle
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

pom.xml

@@ -92,7 +92,7 @@
     <aws-v2.version>2.30.34</aws-v2.version>
 
     <aws.version>1.12.782</aws.version>
-    <checkstyle.version>10.21.2</checkstyle.version>
+    <checkstyle.version>10.21.4</checkstyle.version>
     <commons-codec.version>1.15</commons-codec.version>
     <commons-io.version>2.18.0</commons-io.version>
     <docker-builder.image.name>s3mock-buildx</docker-builder.image.name>