Bump checkstyle from 6.19 to 8.18#5

ivanyu merged 1 commit intomasterAiven-Open/elasticsearch-connector-for-apache-kafka:masterfrom

dependabot/maven/com.puppycrawl.tools-checkstyle-8.18Aiven-Open/elasticsearch-connector-for-apache-kafka:dependabot/maven/com.puppycrawl.tools-checkstyle-8.18Copy head branch name to clipboard