Update AKS clusters Kubernetes version to 1.25

accounts.jenkins.io get.jenkins.io incrementals.jenkins.io javadoc.jenkins.io jenkins-wiki-exporter.jenkins.io ldap.jenkins.io plugins.jenkins.io previews of *.jenkins.io pull requests (infra.ci.jenkins.io) release.ci.jenkins.io repo.azure.jenkins.io reports.jenkins.io stories.jenkins.io uplink.jenkins.io www.jenkins.io

[Final Message] The operation finished at 15:30 UTC after a full downtime of ~3 hours on the publick8s cluster due to a network issue.

More details in https://github.com/jenkins-infra/helpdesk/issues/3582.

[Initial Message] We’re doing an AKS clusters upgrade from 1.24 to 1.25 the Friday 07th of July 2023, starting at 08:30 UTC.

No outage is expected, but there will be application restarts, including a downtime between 3 to 10 minutes for ldap.jenkins.io.

Other services potentially impacted:

• accounts.jenkins.io
• get.jenkins.io
• incrementals.jenkins.io
• javadoc.jenkins.io
• jenkins-wiki-exporter.jenkins.io
• ldap.jenkins.io
• plugins.jenkins.io
• previews of *.jenkins.io pull requests (infra.ci.jenkins.io)
• release.ci.jenkins.io
• reports.jenkins.io
• stories.jenkins.io
• uplink.jenkins.io
• www.jenkins.io