Bump org.apache.maven.plugins:maven-compiler-plugin in /mvn-scalaxb

Bumps [org.apache.maven.plugins:maven-compiler-plugin](https://github.com/apache/maven-compiler-plugin) from 3.11.0 to 3.13.0.
- [Release notes](https://github.com/apache/maven-compiler-plugin/releases)
- [Commits](apache/maven-compiler-plugin@maven-compiler-plugin-3.11.0...maven-compiler-plugin-3.13.0)

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

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

mvn-scalaxb/pom.xml

@@ -179,7 +179,7 @@
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-compiler-plugin</artifactId>
-          <version>3.11.0</version>
+          <version>3.13.0</version>
           <configuration>
             <source>1.8</source>
             <target>1.8</target>