[AWS] Version updates - inclusion of 24.04 and eksctl version.

Also aligned config.yaml file with AWS official documentation and other fixes (i.e. no
BootstrapOverride is needed)

aws/aws-how-to/kubernetes/deploy-ubuntu-cluster-with-eks-ami.rst

@@ -1,14 +1,14 @@
 Deploy an Ubuntu EKS cluster
 ============================
 
-This guide shows how to deploy an Ubuntu EKS cluster using an EKS AMI.
+This guide shows how to deploy an Ubuntu EKS cluster using an official EKS AMI.
 
 Prerequisites
 -------------
 
 You need:
 
-- ``eksctl`` (version 0.190 or newer): Check the instructions to `install eksctl`_
+- ``eksctl`` (version v0.201.0 or newer): Check the instructions to `install eksctl`_
 - ``kubectl``: Check the instructions to `install kubectl`_
 
 
@@ -19,21 +19,37 @@ Create a ``config.yaml`` with the following content:
 
 ..  code-block:: yaml
 
+    ---
     apiVersion: eksctl.io/v1alpha5
     kind: ClusterConfig
+    
     metadata:
-        name: your-cluster
-        region: us-east-1
+      name: my-cluster
+      region: region-code
+      version: '1.31'
+    
+    iam:
+      withOIDC: true
+    
     nodeGroups:
-    - name: ng-cluster
-      instanceType: m5.large
-      amiFamily: Ubuntu2204
-      ami: ami-ubuntu
-      overrideBootstrapCommand: |
-        #!/bin/bash
-        /etc/eks/bootstrap.sh your-cluster
-
-To use an Ubuntu specific AMI, set ``amiFamily`` to ``Ubuntu2004`` (for EKS version <= 1.29) or to ``Ubuntu2204`` (for EKS version >= 1.29). For Ubuntu nodes, the ``overrideBootstrapCommand`` is required for both managed and self-managed groups.
+      - name: ng-ubuntu
+        instanceType: m5.large
+        desiredCapacity: 3
+        amiFamily: Ubuntu2404
+        iam:
+           attachPolicyARNs:
+              - {arn-aws}iam::aws:policy/AmazonEKSWorkerNodePolicy
+              - {arn-aws}iam::aws:policy/AmazonEC2ContainerRegistryReadOnly
+              - {arn-aws}iam::aws:policy/AmazonSSMManagedInstanceCore
+              - {arn-aws}iam::aws:policy/AmazonEKS_CNI_Policy
+        ssh:
+            allow: true
+            publicKeyName: my-ec2-keypair-name
+
+To use an Ubuntu specific AMI, set ``amiFamily`` to one of these choices:
+- ``Ubuntu2004`` for EKS version <= 1.29
+- ``Ubuntu2204`` for EKS version >= 1.29
+- ``Ubuntu2404`` for EKS version >= 1.31
 
 For further cluster customization, check out the `config file schema for eksctl`_ 
 
@@ -56,8 +72,8 @@ You can confirm the status of the nodes on your cluster using:
     $ kubectl get nodes
 
     NAME                                           STATUS   ROLES    AGE     VERSION
-    ip-xxx-xxx-xx-xxx.us-east-1.compute.internal   Ready    <none>   2m45s   v1.30.x
-    ip-xxx-xxx-x-xx.us-east-1.compute.internal     Ready    <none>   2m45s   v1.30.x
+    ip-xxx-xxx-xx-xxx.us-east-1.compute.internal   Ready    <none>   2m45s   v1.31.x
+    ip-xxx-xxx-x-xx.us-east-1.compute.internal     Ready    <none>   2m45s   v1.31.x
 
 
 .. _`install eksctl`: https://eksctl.io/installation/