[RHEL9] Reproducible issue: foreman-installer rewrites JAVA_HOME to Java 17 while installed Candlepin 4.8.4 requires Java 25

That is what appears to have happened. The Java 25 support was merged (Update Candlepin Java requirement to Java 25 · theforeman/puppet-katello@c43b0ba · GitHub) and released as part o puppet-katello 29.0.0.

CC @jeremylenz @ogajduse