update image constants for kubeadm images (#20996)

Author: minikube-bot

pkg/minikube/constants/constants_kubeadm_images.go

@@ -18,6 +18,11 @@ package constants
 
 var (
 	KubeadmImages = map[string]map[string]string{
+		"v1.34.0-alpha.2": {
+			"coredns/coredns": "v1.12.1",
+			"etcd":            "3.5.21-0",
+			"pause":           "3.10",
+		},
 		"v1.33.2": {
 			"coredns/coredns": "v1.12.0",
 			"etcd":            "3.5.21-0",