dependency: bump nexus-staging-maven-plugin from 1.6.12 to 1.6.13#21

dependabot[bot] wants to merge 1 commit intomasterpeterdemaeyer/checkstyle:masterfrom

dependabot/maven/org.sonatype.plugins-nexus-staging-maven-plugin-1.6.13peterdemaeyer/checkstyle:dependabot/maven/org.sonatype.plugins-nexus-staging-maven-plugin-1.6.13Copy head branch name to clipboard