kubekins-e2e build failure

https://testgrid.k8s.io/sig-testing-image-pushes#kubekins-e2e https://storage.googleapis.com/kubernetes-ci-logs/logs/post-test-infra-push-kubekins-e2e/2042982472186073088/artifacts/1.36.log ``` Step #1: pkg/metadata/metadata.go:32:21: undefined: io.ReadAll Step #1: note: module requires Go 1.25.0 Step #1: github.com/spf13/pflag Step #1: github.com/spf13/cobra Step #1: make: *** [Makefile:59: install] Error 2 Step #1: The command '/bin/sh -c if [ -n "${KUBETEST2_VERSION}" ]; then git clone https://github.com/kubernetes-sigs/kubetest2.git /tmp/kubetest2 && cd /tmp/kubetest2 && make install-all && rm -rf /tmp/kubetest2; fi' returned a non-zero code: 2 Finished Step #1 ``` Uh, what? io.ReadAll was added in ... 1.16