Bump variant from 1.4 to 59.vf075fe829ccb

Bumps [variant](https://github.com/jenkinsci/variant-plugin) from 1.4 to 59.vf075fe829ccb.
- [Release notes](https://github.com/jenkinsci/variant-plugin/releases)
- [Changelog](https://github.com/jenkinsci/variant-plugin/blob/master/CHANGELOG.md)
- [Commits](https://github.com/jenkinsci/variant-plugin/commits)

---
updated-dependencies:
- dependency-name: org.jenkins-ci.plugins:variant
  dependency-type: direct:production
...

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

pom.xml

@@ -85,7 +85,7 @@
     <dependency>
       <groupId>org.jenkins-ci.plugins</groupId>
       <artifactId>variant</artifactId>
-      <version>1.4</version>
+      <version>59.vf075fe829ccb</version>
     </dependency>
     <dependency>
       <groupId>org.jenkins-ci.plugins</groupId>