Ensure old cached jenkins.io pages are removed

[Hervé]

Hello all,

We'll activate in about an hour of two an option to ensure old cached jenkins.io pages are removed: https://status.jenkins.io/issues/2023-11-02-activate-delete-option-on-jenkins-io-build/

Related help desk issue: https://github.com/jenkins-infra/helpdesk/issues/3360

Regards,

Hervé for the Jenkins Infrastructure team