Merged requested to merge upgrade-checkstyle-8.41.1 into master
updates checkstyle and our corresponding code check configuration to the newest version
wait for eclipse plugin support for 8.41.1: https://github.com/checkstyle/eclipse-cs/issues/282
suggestion by @rafael (in chat): configure checkstlye as execution goal in verify phase, so the eclipse plugin can auto-detect settings
clarify if it's OK to skip
mvn cleanin the Reports stage.