Bump maven-site-plugin from 3.9.0 to 3.9.1

Bumps [maven-site-plugin](https://github.com/apache/maven-site-plugin) from 3.9.0 to 3.9.1.
- [Release notes](https://github.com/apache/maven-site-plugin/releases)
- [Commits](apache/maven-site-plugin@maven-site-plugin-3.9.0...maven-site-plugin-3.9.1)

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

pom.xml

@@ -206,7 +206,7 @@
 				<plugin>
 					<groupId>org.apache.maven.plugins</groupId>
 					<artifactId>maven-site-plugin</artifactId>
-					<version>3.9.0</version>
+					<version>3.9.1</version>
 				</plugin>
 				<plugin>
 					<groupId>org.apache.maven.plugins</groupId>