Bump org.apache.maven.plugins:maven-site-plugin (#236)

Bumps [org.apache.maven.plugins:maven-site-plugin](https://github.com/apache/maven-site-plugin) from 4.0.0-M12 to 4.0.0-M13.
- [Commits](apache/maven-site-plugin@maven-site-plugin-4.0.0-M12...maven-site-plugin-4.0.0-M13)

---
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]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

pom.xml

@@ -307,7 +307,7 @@ limitations under the License.
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-site-plugin</artifactId>
-        <version>4.0.0-M12</version>
+        <version>4.0.0-M13</version>
       </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>