fixup! docs: move default up on the page

Author: dkoshkin

docs/content/customization/generic/dns.md

@@ -15,9 +15,7 @@ If the `dns.coreDNS` property is not specified, then the customization will be s
 
 ### Example
 
-To change the repository and tag for the container image for the CoreDNS pod, specify the following configuration:
-
-> Note do not include "coredns" in the repository, kubeadm already appends it.
+The CoreDNS version can be updated automatically. To do this, set `coreDNS` to an empty object:
 
 ```yaml
 apiVersion: cluster.x-k8s.io/v1beta1
@@ -30,13 +28,11 @@ spec:
       - name: clusterConfig
         value:
           dns:
-            coreDNS:
-              image:
-                repository: my-registry.io/my-org/my-repo
-                tag: "v1.11.3_custom.0"
+            coreDNS: {}
 ```
 
-Applying this configuration will result in the following value being set:
+Applying this configuration will result in the following value being set,
+with the version of the CoreDNS image being set based on the cluster's Kubernetes version:
 
 - `KubeadmControlPlaneTemplate`:
 
@@ -45,11 +41,12 @@ Applying this configuration will result in the following value being set:
       kubeadmConfigSpec:
         clusterConfiguration:
           dns:
-            imageRepository: "my-registry.io/my-org/my-repo"
-            imageTag: "v1.11.3_custom.0"
+            imageTag: "v1.11.3"
     ```
 
-The CoreDNS version can also be updated automatically. To do this, set `coreDNS` to an empty object:
+To change the repository and tag for the container image for the CoreDNS pod, specify the following configuration:
+
+> Note do not include "coredns" in the repository, kubeadm already appends it.
 
 ```yaml
 apiVersion: cluster.x-k8s.io/v1beta1
@@ -62,11 +59,13 @@ spec:
       - name: clusterConfig
         value:
           dns:
-            coreDNS: {}
+            coreDNS:
+              image:
+                repository: my-registry.io/my-org/my-repo
+                tag: "v1.11.3_custom.0"
 ```
 
-Applying this configuration will result in the following value being set,
-with the version of the CoreDNS image being set based on the cluster's Kubernetes version:
+Applying this configuration will result in the following value being set:
 
 - `KubeadmControlPlaneTemplate`:
 
@@ -75,5 +74,6 @@ with the version of the CoreDNS image being set based on the cluster's Kubernete
       kubeadmConfigSpec:
         clusterConfiguration:
           dns:
-            imageTag: "v1.11.3"
+            imageRepository: "my-registry.io/my-org/my-repo"
+            imageTag: "v1.11.3_custom.0"
     ```