Bump versions-maven-plugin from 2.14.2 to 2.15.0

Bumps [versions-maven-plugin](https://github.com/mojohaus/versions) from 2.14.2 to 2.15.0.
- [Release notes](https://github.com/mojohaus/versions/releases)
- [Changelog](https://github.com/mojohaus/versions/blob/master/ReleaseNotes.md)
- [Commits](mojohaus/versions@2.14.2...2.15.0)

---
updated-dependencies:
- dependency-name: org.codehaus.mojo:versions-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

pom.xml

@@ -69,7 +69,7 @@
 
     <maven.javadoc.plugin.version>3.5.0</maven.javadoc.plugin.version>
     <maven.release.plugin.version>2.5.3</maven.release.plugin.version>
-    <versions.maven.plugin.version>2.14.2</versions.maven.plugin.version>
+    <versions.maven.plugin.version>2.15.0</versions.maven.plugin.version>
     <maven.resources.plugin.version>3.3.0</maven.resources.plugin.version>
     <maven.source.plugin.version>3.2.1</maven.source.plugin.version>
     <groovy.maven.plugin.version>2.1.1</groovy.maven.plugin.version>