Bump Kubernetes version default: v1.31.0 and latest: v1.31.0 #12065

Job	Run time
lint	4m 7s
build_minikube	7m 22s
unit_test	3m 33s
build_minikube_test_binaries	3m 35s
functional_docker_ubuntu	7m 0s
functional_docker_containerd_ubuntu	7m 23s
functional_docker_rootless_containerd_ubuntu	8m 17s
functional_podman_ubuntu	7m 43s
functional_baremetal_ubuntu22_04	7m 4s
upload_all_reports	9s
	56m 13s

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