Bump Gradle Wrapper from 8.8 to 8.9 in /junit5-migration-gradle#438

marcphilipp merged 1 commit intomainjunit-team/junit-examples:mainfrom

wrapperbot/junit5-migration-gradle-sample/gradle-wrapper-8.9junit-team/junit-examples:wrapperbot/junit5-migration-gradle-sample/gradle-wrapper-8.9Copy head branch name to clipboard