olemarkus: Bump Cilium to 1.11.5

JobBuild
13666
05-18 19:45
pull-kops-e2e-cni-cilium 1527012368389771264
pull-kops-e2e-cni-cilium-ipv6 1527012368427520000
pull-kops-e2e-kubernetes-aws 1527012368352022528
pull-kops-verify-boilerplate 1527012368515600384
pull-kops-verify-cloudformation 1527012369161523200
pull-kops-verify-generated 1527012368452685824
pull-kops-verify-gofmt 1527012368553349120
pull-kops-verify-golangci-lint 1527012368624652288
pull-kops-verify-gomod 1527012368486240256
pull-kops-verify-govet 1527012368586903552
pull-kops-verify-terraform 1527012368654012416