update eks readme

Author: dak1n1

_examples/eks/README.md

@@ -16,34 +16,31 @@ terraform init
 terraform apply
 ```
 
-Optionally, the Kubernetes version can also be specified:
+## Kubeconfig for manual CLI access
+
+This example generates a kubeconfig file in the current working directory. However, the token in this config expires in 15 minutes. The token can be refreshed by running `terraform apply` again. Export the KUBECONFIG to manually access the cluster:
 
 ```
-terraform apply -var=kubernetes_version=1.18
+terraform apply
+export KUBECONFIG=$(terraform output kubeconfig_path)
+kubectl get pods -n test
 ```
 
-See https://docs.aws.amazon.com/eks/latest/userguide/platform-versions.html for currently available versions.
+## Optional variables
 
-## Kubeconfig for manual CLI access
-
-This example generates a kubeconfig file in the current working directory. However, the token in this config expires in 15 minutes. I can be refreshed by running `terraform apply` again. Export the KUBECONFIG to manually access the cluster.
+The Kubernetes version can be specified at apply time:
 
 ```
-export KUBECONFIG=$(terraform output kubeconfig_path)
-kubectl get pods -n test
+terraform apply -var=kubernetes_version=1.18
 ```
 
-## Worker node count and instance type
+See https://docs.aws.amazon.com/eks/latest/userguide/platform-versions.html for currently available versions.
 
-You can control the amount of worker nodes in the cluster as well as their machine type, using the following variables:
 
- - `TF_VAR_workers_count`
- - `TF_VAR_workers_type`
+### Worker node count and instance type
 
-Export values for them or pass them to the apply command line:
+The number of worker nodes, and the instance type, can be specified at apply time:
 
 ```
 terraform apply -var=workers_count=4 -var=workers_type=m4.xlarge
 ```
-
-