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] <[email protected]>

pom.xml

@@ -965,7 +965,7 @@
     <maven-toolchains-plugin.version>3.1.0</maven-toolchains-plugin.version>
     <!-- Other plugins -->
     <github-api.version>1.321</github-api.version>
-    <github-release-plugin.version>1.4.0</github-release-plugin.version>
+    <github-release-plugin.version>1.6.0</github-release-plugin.version>
     <jacoco-maven-plugin.version>0.8.12</jacoco-maven-plugin.version>
     <nexus-staging-maven-plugin.version>1.6.13</nexus-staging-maven-plugin.version>
     <reflow-velocity-tools.version>1.2</reflow-velocity-tools.version>