Bump bom-2.164.x from 5 to 6
Bump bom-2.164.x from 5 to 6

Bumps [bom-2.164.x](https://github.com/jenkinsci/pom) from 5 to 6.
- [Release notes](https://github.com/jenkinsci/pom/releases)
- [Changelog](https://github.com/jenkinsci/pom/blob/master/CHANGELOG.md)
- [Commits](https://github.com/jenkinsci/pom/commits)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
T-Systems-MMS/perfsig-jenkins,T-Systems-MMS/perfsig-jenkins