Update 08-bootstrapping-kubernetes-controllers.md

On OSX 10.13.4 (zsh), the existing command does not work when environment variable is wrapped in curly brackets.

I have deleted the curly brackets from the command. Works on my machine..
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David Schott 2018-04-01 15:16:28 -04:00 committed by GitHub
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@ -293,7 +293,7 @@ KUBERNETES_PUBLIC_ADDRESS=$(gcloud compute addresses describe kubernetes-the-har
Make a HTTP request for the Kubernetes version info: Make a HTTP request for the Kubernetes version info:
``` ```
curl --cacert ca.pem https://${KUBERNETES_PUBLIC_ADDRESS}:6443/version curl --cacert ca.pem https://$KUBERNETES_PUBLIC_ADDRESS:6443/version
``` ```
> output > output