Bump maven-site-plugin from 3.8.2 to 3.9.0 (#52)
Bump maven-site-plugin from 3.8.2 to 3.9.0 (#52)

Bumps [maven-site-plugin](https://github.com/apache/maven-site-plugin) from 3.8.2 to 3.9.0.
- [Release notes](https://github.com/apache/maven-site-plugin/releases)
- [Commits](https://github.com/apache/maven-site-plugin/compare/maven-site-plugin-3.8.2...maven-site-plugin-3.9.0)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>

Co-authored-by: dependabot-preview[bot] <6a4c1c4838f800d1998274cd5234e1f65c55e90c@users.noreply.github.com>
joschi/JadConfig