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-M14 to 4.0.0-M15.
- [Commits](apache/maven-site-plugin@maven-site-plugin-4.0.0-M14...maven-site-plugin-4.0.0-M15)

---
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]>

pom.xml

@@ -184,7 +184,7 @@ Go through this file line-by-line and replace the template values with your own.
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-site-plugin</artifactId>
-                <version>4.0.0-M14</version>
+                <version>4.0.0-M15</version>
                 <configuration>
                     <skip>false</skip>  <!-- This is `true` in parent pom -->
                     <skipDeploy>false</skipDeploy>  <!-- This is `true` in parent pom -->