Bump maven-site-plugin from 3.10.0 to 3.12.1

Bumps [maven-site-plugin](https://github.com/apache/maven-site-plugin) from 3.10.0 to 3.12.1.
- [Release notes](https://github.com/apache/maven-site-plugin/releases)
- [Commits](apache/maven-site-plugin@maven-site-plugin-3.10.0...maven-site-plugin-3.12.1)

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

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

Author: dependabot[bot]

pom.xml

@@ -176,7 +176,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.9.0</version>
+                <version>3.10.1</version>
                 <configuration>
                     <source>1.8</source>
                     <target>1.8</target>
@@ -214,7 +214,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-site-plugin</artifactId>
-                <version>3.10.0</version>
+                <version>3.12.1</version>
                 <dependencies>
                     <dependency>
                         <!-- Allows markdown syntax for site generation. To use it place files below src/site/markdown/[filename].md -->