Release Eclipse JKube 1.19.0

[manusa]

Description

Issue to track the required tasks to release Eclipse JKube 1.19.0.

• https://github.com/eclipse-jkube/jkube/milestone/32
• Prepare release
  https://github.com/eclipse/jkube/releases/tag/v1.19.0
• Create issue for next release (and milestone if needed)