Upgraded cluster add-ons

The following updates have been rolled out to all non-production clusters. As usual there are also improvements across various other add-ons, ensuring enhanced performance and security:

• amazon-eks-ami v20250904
• aws-ebs-csi-driver v1.48.0-eksbuild.2
• aws-efs-csi-driver v2.1.11
• aws-load-balancer-controller v2.13.4
• aws-vpc-cni v1.20.1-eksbuild.3
• coredns v1.11.4-eksbuild.22
• csi-snapshot-controller v8.3.0-eksbuild.1
• dex v2.44.0
• external-dns v0.19.0
• fluent-bit v4.0.7
• ingress-nginx v1.13.2
• karpenter v1.7.0
• kube-prometheus-stack v77.6.2
  • Alertmanager v0.28.1
  • Grafana v12.1.1
  • Prometheus v3.5.0
  • Prometheus Operator v0.85.0
• kube-proxy v1.32.6-eksbuild.8
• loki v3.5.3
• metrics-server v0.8.0-eksbuild.2
• nvidia-device-plugin v0.17.4
• oauth2-proxy v7.12.0
• prometheus-blackbox-exporter v0.27.0
• velero v1.16.2
• vertical-pod-autoscaler v1.5.0