Bump de.jutzig:github-release-plugin from 1.4.0 to 1.6.0

Bumps [de.jutzig:github-release-plugin](https://github.com/jutzig/github-release-plugin) from 1.4.0 to 1.6.0.
- [Release notes](https://github.com/jutzig/github-release-plugin/releases)
- [Changelog](https://github.com/jutzig/github-release-plugin/blob/master/release.md)
- [Commits](jutzig/github-release-plugin@v1.4.0...v1.6.0)

---
updated-dependencies:
- dependency-name: de.jutzig:github-release-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

pom.xml

@@ -81,7 +81,7 @@
         <maven.javadoc.plugin.version>3.6.3</maven.javadoc.plugin.version>
         <maven.source.plugin.version>3.3.0</maven.source.plugin.version>
         <maven.jar.plugin.version>3.3.0</maven.jar.plugin.version>
-        <maven.github.release.plugin.version>1.4.0</maven.github.release.plugin.version>
+        <maven.github.release.plugin.version>1.6.0</maven.github.release.plugin.version>
         <project.build.outputTimestamp>2023-10-25T16:32:28Z</project.build.outputTimestamp>
     </properties>