Bump org.codehaus.mojo.versions:versions-model from 2.17.1 to 2.18.0

Bumps [org.codehaus.mojo.versions:versions-model](https://github.com/mojohaus/versions) from 2.17.1 to 2.18.0.
- [Release notes](https://github.com/mojohaus/versions/releases)
- [Changelog](https://github.com/mojohaus/versions/blob/master/ReleaseNotes.md)
- [Commits](mojohaus/versions@2.17.1...2.18.0)

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

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

tycho-extras/tycho-version-bump-plugin/pom.xml

@@ -44,7 +44,7 @@
 		<dependency>
 			<groupId>org.codehaus.mojo.versions</groupId>
 			<artifactId>versions-model</artifactId>
-			<version>2.17.1</version>
+			<version>2.18.0</version>
 		</dependency>
 		<dependency>
 			<groupId>org.codehaus.mojo.versions</groupId>