v6.15.0 🎁

📦 Dependency Updates

• Bump org.junit-pioneer:junit-pioneer from 2.1.0 to 2.2.0 (#824) @dependabot
• Bump com.github.spotbugs:spotbugs from 4.7.3 to 4.8.1 (#822) @dependabot
• Bump archunit.version from 1.1.0 to 1.2.0 (#821) @dependabot
• Bump com.puppycrawl.tools:checkstyle from 10.12.4 to 10.12.5 (#823) @dependabot
• Bump org.pitest:pitest-junit5-plugin from 1.2.0 to 1.2.1 (#815) @dependabot
• Bump org.apache.maven.plugins:maven-checkstyle-plugin from 3.3.0 to 3.3.1 (#814) @dependabot
• Bump org.jenkins-ci.plugins:plugin from 4.74 to 4.75 (#816) @dependabot
• Bump io.jenkins.tools.bom:bom-2.387.x from 2516.v113cb_3d00317 to 2543.vfb_1a_5fb_9496d (#817) @dependabot
• Bump nl.jqno.equalsverifier:equalsverifier from 3.15.2 to 3.15.3 (#819) @dependabot
• Bump org.pitest:pitest-maven from 1.15.1 to 1.15.3 (#818) @dependabot
• Bump org.apache.maven.plugins:maven-pmd-plugin from 3.21.0 to 3.21.2 (#820) @dependabot
• Bump io.jenkins.tools.bom:bom-2.387.x from 2507.vcb_18c56b_f57c to 2516.v113cb_3d00317 (#812) @dependabot
• Bump edu.hm.hafner:codingstyle from 3.24.0 to 3.25.0 (#811) @dependabot
• Bump release-drafter/release-drafter from 5.24.0 to 5.25.0 (#810) @dependabot
• Bump edu.hm.hafner:codingstyle from 3.22.0 to 3.24.0 (#808) @dependabot
• Bump io.jenkins.tools.bom:bom-2.387.x from 2483.v3b_22f030990a_ to 2507.vcb_18c56b_f57c (#807) @dependabot
• Bump org.pitest:pitest-maven from 1.15.0 to 1.15.1 (#804) @dependabot
• Bump net.bytebuddy:byte-buddy from 1.14.8 to 1.14.9 (#803) @dependabot
• Bump org.jenkins-ci.plugins:plugin from 4.73 to 4.74 (#800) @dependabot
• Bump edu.hm.hafner:codingstyle from 3.21.0 to 3.22.0 (#801) @dependabot

🔧 Internal Changes

• Update CI actions to use Java 17 and 21 with Maven 3.9.5 (#809) @uhafner