Bump org.apache.maven.plugins:maven-site-plugin

Bumps [org.apache.maven.plugins:maven-site-plugin](https://github.com/apache/maven-site-plugin) from 4.0.0-M15 to 4.0.0-M16.
- [Commits](apache/maven-site-plugin@maven-site-plugin-4.0.0-M15...maven-site-plugin-4.0.0-M16)

---
updated-dependencies:
- dependency-name: org.apache.maven.plugins:maven-site-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

pom.xml

@@ -424,7 +424,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-site-plugin</artifactId>
-                <version>4.0.0-M15</version>
+                <version>4.0.0-M16</version>
                 <dependencies>
                     <!-- Explicitly declare these dependencies so the versions plugin and library bots will flag available updates. The fluido-skin 
                         plugin is referenced in src/site/site.xml using the same fluido version property. -->