Bump maven-jar-plugin from 3.1.0 to 3.1.1#21

dependabot-preview[bot] wants to merge 1 commit intodevelopgroupby/parent-pom:developfrom

dependabot/maven/org.apache.maven.plugins-maven-jar-plugin-3.1.1groupby/parent-pom:dependabot/maven/org.apache.maven.plugins-maven-jar-plugin-3.1.1Copy head branch name to clipboard