Bump matrix-project from 1.18 to 1.19 (#5551)
Bump matrix-project from 1.18 to 1.19 (#5551)

Bumps [matrix-project](https://github.com/jenkinsci/matrix-project-plugin) from 1.18 to 1.19.
- [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/compare/matrix-project-1.18...matrix-project-1.19)

---
updated-dependencies:
- dependency-name: org.jenkins-ci.plugins:matrix-project
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>

Co-authored-by: dependabot[bot] <1c358da00a777d4e9898c1280ab801e2df165188@users.noreply.github.com>
rsandell/jenkins,viqueen/jenkins,daniel-beck/jenkins,jenkinsci/jenkins,rsandell/jenkins,v1v/jenkins,v1v/jenkins,v1v/jenkins,MarkEWaite/jenkins,ikedam/jenkins,MarkEWaite/jenkins,viqueen/jenkins,rsandell/jenkins,daniel-beck/jenkins,v1v/jenkins,pjanouse/jenkins,jenkinsci/jenkins,pjanouse/jenkins,ikedam/jenkins,pjanouse/jenkins,MarkEWaite/jenkins,daniel-beck/jenkins,damianszczepanik/jenkins,jenkinsci/jenkins,jenkinsci/jenkins,damianszczepanik/jenkins,viqueen/jenkins,daniel-beck/jenkins,pjanouse/jenkins,daniel-beck/jenkins,ikedam/jenkins,viqueen/jenkins,MarkEWaite/jenkins,rsandell/jenkins,ikedam/jenkins,ikedam/jenkins,pjanouse/jenkins,daniel-beck/jenkins,damianszczepanik/jenkins,ikedam/jenkins,jenkinsci/jenkins,damianszczepanik/jenkins,ikedam/jenkins,viqueen/jenkins,daniel-beck/jenkins,v1v/jenkins,rsandell/jenkins,rsandell/jenkins,pjanouse/jenkins,MarkEWaite/jenkins,MarkEWaite/jenkins,jenkinsci/jenkins,jenkinsci/jenkins,damianszczepanik/jenkins,ikedam/jenkins,damianszczepanik/jenkins,daniel-beck/jenkins,pjanouse/jenkins,viqueen/jenkins,viqueen/jenkins,v1v/jenkins,rsandell/jenkins,MarkEWaite/jenkins,rsandell/jenkins,jenkinsci/jenkins,MarkEWaite/jenkins,v1v/jenkins,damianszczepanik/jenkins,damianszczepanik/jenkins