docs: update helm instructions for irsa example

[twstewart42]

Documentation: update helm instructions for irsa example

Description

Instructions in the IRSA example installed a deprecated version of the autoscaler Helm Chart

With Previous Instructions

helm install cluster-autoscaler --namespace kube-system autoscaler/cluster-autoscaler-chart --values .\irsa-autoscaler-helm-values-example.yaml
WARNING: This chart is deprecated
NAME: cluster-autoscaler
LAST DEPLOYED: Mon Feb 22 08:28:37 2021
NAMESPACE: kube-system
STATUS: deployed
REVISION: 1
TEST SUITE: None
NOTES:
To verify that cluster-autoscaler has started, run:

With New Instructions

helm install cluster-autoscaler --namespace kube-system autoscaler/cluster-autoscaler --values .\irsa-autoscaler-helm-values-example.yaml
NAME: cluster-autoscaler
LAST DEPLOYED: Mon Feb 22 07:43:33 2021
NAMESPACE: kube-system
STATUS: deployed
REVISION: 1
TEST SUITE: None
NOTES:
To verify that cluster-autoscaler has started, run:

  kubectl --namespace=kube-system get pods -l "app.kubernetes.io/name=aws-cluster-autoscaler,app.kubernetes.io/instance=cluster-autoscaler"

[daroga0002]

@twstewart42 please change subject of PR to:
docs: update helm instructions for irsa example

as Semantic Pull Request CI failing

[github-actions]

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