Update EKS Kubernetes version to use 1.16

Update Terraform and website to use 1.16 version.

install/terraform/modules/eks/eks.tf

@@ -81,7 +81,7 @@ module "eks" {
   cluster_name    = var.cluster_name
   subnets         = module.vpc.public_subnets
   vpc_id          = module.vpc.vpc_id
-  cluster_version = "1.15"
+  cluster_version = "1.16"
 
   worker_groups_launch_template = [
     {

site/content/en/docs/Installation/Creating Cluster/eks.md

@@ -15,6 +15,7 @@ Possible steps are the following:
 1. Run `aws configure` to authorize your `awscli` with proper `AWS Access Key ID` and `AWS Secret Access Key`.
 1. Create an example cluster:
 
+{{% feature expiryVersion="1.9.0" %}}
 ```
 eksctl create cluster \
 --name prod \
@@ -26,6 +27,20 @@ eksctl create cluster \
 --nodes-max 4 \
 --node-ami auto
 ```
+{{% /feature %}}
+{{% feature publishVersion="1.9.0" %}}
+```
+eksctl create cluster \
+--name prod \
+--version 1.16 \
+--nodegroup-name standard-workers \
+--node-type t3.medium \
+--nodes 3 \
+--nodes-min 3 \
+--nodes-max 4 \
+--node-ami auto
+```
+{{% /feature %}}
 
 {{< alert title="Note" color="info">}}
 EKS does not use the normal Kubernetes networking since it is [incompatible with Amazon VPC networking](https://www.contino.io/insights/kubernetes-is-hard-why-eks-makes-it-easier-for-network-and-security-architects).