chore(deps): bump org.jenkins-ci.plugins:matrix-project

Bumps [org.jenkins-ci.plugins:matrix-project](https://github.com/jenkinsci/matrix-project-plugin) from 789.v57a_725b_63c79 to 840.v812f627cb_578.
- [Release notes](https://github.com/jenkinsci/matrix-project-plugin/releases)
- [Changelog](https://github.com/jenkinsci/matrix-project-plugin/blob/master/CHANGELOG.md)
- [Commits](https://github.com/jenkinsci/matrix-project-plugin/commits)

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

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

pom.xml

@@ -45,7 +45,7 @@
         <checks-api.version>2.0.2</checks-api.version>
         <jquery3-api.version>3.7.1-1</jquery3-api.version>
         <echarts-api.version>5.4.0-7</echarts-api.version>
-        <matrix-project.version>789.v57a_725b_63c79</matrix-project.version>
+        <matrix-project.version>840.v812f627cb_578</matrix-project.version>
     </properties>
 
     <name>UiPath Plugin</name>