How to add Implementation-Build to manifest of custom plugin

In the extension Guide it is stated that you can add the Implementation-Build information to the build properties (and hence the manifest file in the resulting jar).
BUT … as the sonar-packaging-maven-plugin is used and this plugin has no configuration entry for this field, I have no option to add this field to the manifest.

First of al, in what way is this field usefull? And secondly how can I implement it in a maven build?

Reason is that our admin is reporting a null value on the log, when starting sonarqube. And he compares it the deploy logging of the Ruby, Scala and Swift plugins.

OK … got it … the sonar-packaging-maven-plugin accepts the manifestEntries tag, same as the maven jar plugin. As example in the configuration: