build(deps): bump org.apache.maven.plugins:maven-checkstyle-plugin (#1751)

Bumps [org.apache.maven.plugins:maven-checkstyle-plugin](https://github.com/apache/maven-checkstyle-plugin) from 3.3.0 to 3.6.0.
- [Commits](apache/maven-checkstyle-plugin@maven-checkstyle-plugin-3.3.0...maven-checkstyle-plugin-3.6.0)

---
updated-dependencies:
- dependency-name: org.apache.maven.plugins:maven-checkstyle-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Simon Thulbourn <[email protected]>

Author: dependabot[bot]

pom.xml

@@ -651,7 +651,7 @@
                         <!-- we run checkstyle only on Java 11, no need to run it for all JDK, it's just code style -->
                         <groupId>org.apache.maven.plugins</groupId>
                         <artifactId>maven-checkstyle-plugin</artifactId>
-                        <version>3.3.0</version>
+                        <version>3.6.0</version>
                         <configuration>
                             <propertyExpansion>basedir=${project.rootdir}</propertyExpansion>
                             <configLocation>checkstyle.xml</configLocation>