Bump io.jenkins.tools.bom:bom-2.528.x (#1884)

Bumps [io.jenkins.tools.bom:bom-2.528.x](https://github.com/jenkinsci/bom) from 6239.v3e29fe4de921 to 6251.vee65a_6f54de8.
- [Release notes](https://github.com/jenkinsci/bom/releases)
- [Commits](https://github.com/jenkinsci/bom/commits)

---
updated-dependencies:
- dependency-name: io.jenkins.tools.bom:bom-2.528.x
  dependency-version: 6251.vee65a_6f54de8
  dependency-type: direct:production
...

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