docs: helm updates (gravitational#32639)

docs/pages/deploy-a-cluster/helm-deployments/digitalocean.mdx

@@ -159,15 +159,9 @@ In this step, we created a user **tadmin** with roles `access, edit`. These are
 ### Create a new Kubernetes Role named "member"
 
 Create a file named `member.yaml` with the following spec:
-```yaml
-kind: role
-version: v4
-metadata:
-  name: member
-spec:
-  allow:
-    kubernetes_groups: ["system:masters"]
-```
+
+(!docs/pages/includes/kubernetes-access/member-role.mdx!)
+
 <Admonition
   type="warning"
   title="Warning"

docs/pages/deploy-a-cluster/helm-deployments/kubernetes-cluster.mdx

@@ -284,22 +284,7 @@ down. Let's create a local user who has access to Kubernetes group
 
 Save this role as `member.yaml`:
 
-```yaml
-kind: role
-version: v7
-metadata:
-  name: member
-spec:
-  allow:
-    kubernetes_groups: ["system:masters"]
-    kubernetes_labels:
-      '*': '*'
-    kubernetes_resources:
-      - kind: '*'
-        namespace: '*'
-        name: '*'
-        verbs: ['*']
-```
+(!docs/pages/includes/kubernetes-access/member-role.mdx!)
 
 Create the role:
 
@@ -312,13 +297,15 @@ Create the user and generate an invite link:
 
 ```code
 $ kubectl exec -ti deployment/teleport-cluster-auth -- tctl users add <Var name="username" /> --roles=member
+```
 
+```code
 # User "myuser" has been created but requires a password. Share this URL with the user to
 # complete user setup, link is valid for 1h:
 
-# https://<Var name="clusterName" />:443/web/invite/(=presets.tokens.first=)
+https://<Var name="clusterName" />:443/web/invite/(=presets.tokens.first=)
 
-# NOTE: Make sure <Var name="clusterName" />:443 points at a Teleport proxy which users can access.
+NOTE: Make sure <Var name="clusterName" />:443 points at a Teleport proxy which users can access.
 ```
 
 Try `tsh login` with your local user:

docs/pages/includes/kubernetes-access/member-role.mdx

@@ -0,0 +1,16 @@
+```yaml
+kind: role
+version: v7
+metadata:
+  name: member
+spec:
+  allow:
+    kubernetes_groups: ["system:masters"]
+    kubernetes_labels:
+      '*': '*'
+    kubernetes_resources:
+      - kind: '*'
+        namespace: '*'
+        name: '*'
+        verbs: ['*']
+```