Bump maven-site-plugin from 4.0.0-M7 to 4.0.0-M8

Bumps [maven-site-plugin](https://github.com/apache/maven-site-plugin) from 4.0.0-M7 to 4.0.0-M8.
- [Release notes](https://github.com/apache/maven-site-plugin/releases)
- [Commits](https://github.com/apache/maven-site-plugin/compare/maven-site-plugin-4.0.0-M7...maven-site-plugin-4.0.0-M8)

---
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] <support@github.com>
diff --git a/pom.xml b/pom.xml
index 0cac412..c6edcec 100644
--- a/pom.xml
+++ b/pom.xml
@@ -104,7 +104,7 @@
                 </plugin>
                 <plugin>
                     <artifactId>maven-site-plugin</artifactId>
-                    <version>4.0.0-M7</version>
+                    <version>4.0.0-M8</version>
                 </plugin>
                 <plugin>
                     <groupId>org.codehaus.mojo</groupId>