Merge remote-tracking branch 'origin/renovate/oauth2-proxy-6.x'

apps/k8s01/forecastle/oauth2.yaml

apps/k8s01/iot/oauth2.yaml

apps/k8s01/nas/oauth2.yaml

apps/k8s01/nextcloud/oauth2.yaml

apps/k8s01/uptime-kuma/oauth2.yaml

clusters/k8s01/longhorn/oauth2.yaml

clusters/k8s01/monitoring/oauth2.yaml