enable Reproducible Builds

[hboutemy]

Context

see https://maven.apache.org/guides/mini/guide-reproducible-builds.html

Contributor Checklist

• Added relevant integration or unit tests to verify the changes
• Update the Readme or any other documentation (including relevant Javadoc)
• Ensured that tests pass locally: mvn clean package
• Ensured that the code meets the current checkstyle coding style definition: mvn clean verify -Pcheckstyle -Dmaven.test.skip=true -B

[TheSnoozer]

Thanks for your contribution!