kubeadm: tweak config after version bump

conf-files/kubeadm.conf

@@ -1,18 +1,13 @@
-# Copied and modified from https://github.com/kata-containers/tests/blob/main/integration/kubernetes/kubeadm/config.yaml
-#
-apiVersion: kubeadm.k8s.io/v1beta3
+apiVersion: kubeadm.k8s.io/v1beta4
 kind: InitConfiguration
 nodeRegistration:
   criSocket: unix:///run/containerd/containerd.sock
   imagePullPolicy: IfNotPresent
-  kubeletExtraArgs:
-    allowed-unsafe-sysctls: kernel.msg*,kernel.shm.*,net.*
-    v: "4"
 ---
-apiVersion: kubeadm.k8s.io/v1beta3
+apiVersion: kubeadm.k8s.io/v1beta4
 kind: ClusterConfiguration
-# This must match the version defined in ./tasks/util/env.py - K8S_VERSION
-kubernetesVersion: v1.28.2
+# This must match the version defined in ./tasks/util/versions.py - K8S_VERSION
+kubernetesVersion: v1.32.1
 networking:
   dnsDomain: cluster.local
   # Subnet from the Calico installation guide