Bump org.codehaus.mojo:versions-maven-plugin from 2.13.0 to 2.21.0

Bumps [org.codehaus.mojo:versions-maven-plugin](https://github.com/mojohaus/versions) from 2.13.0 to 2.21.0.
- [Release notes](https://github.com/mojohaus/versions/releases)
- [Changelog](https://github.com/mojohaus/versions/blob/master/ReleaseNotes.md)
- [Commits](mojohaus/versions@2.13.0...2.21.0)

---
updated-dependencies:
- dependency-name: org.codehaus.mojo:versions-maven-plugin
  dependency-version: 2.21.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pom.xml

@@ -173,7 +173,7 @@
         <maven-deploy-plugin.version>2.8.2</maven-deploy-plugin.version>
         <build-helper-maven-plugin.version>3.3.0</build-helper-maven-plugin.version>
         <japicmp-maven-plugin.version>0.15.6</japicmp-maven-plugin.version>
-        <versions-maven-plugin.version>2.13.0</versions-maven-plugin.version>
+        <versions-maven-plugin.version>2.21.0</versions-maven-plugin.version>
         <maven-archetype-plugin.version>3.3.0</maven-archetype-plugin.version>
         <!-- Whenever we update maven-wrapper-plugin version, we need to run mvn wrapper:wrapper to update the Maven Wrapper files(mvnw, .maven and mvnw.cmd) -->
         <maven-wrapper-plugin.version>3.2.0</maven-wrapper-plugin.version>