build: remove certSANs

Author: faiq

charts/cluster-api-runtime-extensions-nutanix/defaultclusterclasses/nutanix-cluster-class.yaml

@@ -122,10 +122,6 @@ spec:
       kubeadmConfigSpec:
         clusterConfiguration:
           apiServer:
-            certSANs:
-            - localhost
-            - 127.0.0.1
-            - 0.0.0.0
             extraArgs:
               cloud-provider: external
               tls-cipher-suites: TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256,TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256

hack/examples/bases/nutanix/clusterclass/kustomization.yaml.tmpl

@@ -30,6 +30,12 @@ patches:
     - op: "remove"
       path: "/spec/variables"
 
+- target:
+    kind: KubeadmControlPlaneTemplate
+  patch: |-
+    - op: "remove"
+      path: "/spec/template/spec/kubeadmConfigSpec/clusterConfiguration/apiServer/certSANs"
+
 # FIXME: Debug why some of the patches are needed.
 # When the handler runs, it sends back multiple patches for individual fields.
 # But CAPI fails applying them because of missing value.