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

Bumps [org.apache.maven.plugins:maven-invoker-plugin](https://github.com/apache/maven-invoker-plugin) from 1.5 to 3.6.0.
- [Release notes](https://github.com/apache/maven-invoker-plugin/releases)
- [Commits](apache/maven-invoker-plugin@maven-invoker-plugin-1.5...maven-invoker-plugin-3.6.0)

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

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

mvn-scalaxb/pom.xml

@@ -231,7 +231,7 @@
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-invoker-plugin</artifactId>
-          <version>1.5</version>
+          <version>3.6.0</version>
           <configuration>
             <debug>false</debug>
             <addTestClassPath>true</addTestClassPath>