Fixed indentation

docs/04-certificate-authority.md

@@ -106,8 +106,8 @@ Generate a certificate and private key for each Kubernetes worker node:
 ```gcloud```
 ```
 for instance in worker-0 worker-1 worker-2; do
-  cat > ${instance}-csr.json <<EOF
-  {
+cat > ${instance}-csr.json <<EOF
+{
   "CN": "system:node:${instance}",
   "key": {
     "algo": "rsa",
@@ -122,16 +122,16 @@ for instance in worker-0 worker-1 worker-2; do
       "ST": "Oregon"
     }
   ]
-  }
-  EOF
+}
+EOF
 
-  EXTERNAL_IP=$(gcloud compute instances describe ${instance} \
+EXTERNAL_IP=$(gcloud compute instances describe ${instance} \
   --format 'value(networkInterfaces[0].accessConfigs[0].natIP)')
 
-  INTERNAL_IP=$(gcloud compute instances describe ${instance} \
+INTERNAL_IP=$(gcloud compute instances describe ${instance} \
   --format 'value(networkInterfaces[0].networkIP)')
 
-  cfssl gencert \
+cfssl gencert \
   -ca=ca.pem \
   -ca-key=ca-key.pem \
   -config=ca-config.json \
@@ -144,8 +144,8 @@ done
 ```az```
 ```
 for instance in worker-0 worker-1 worker-2; do
-  cat > ${instance}-csr.json <<EOF
-  {
+cat > ${instance}-csr.json <<  EOF
+{
   "CN": "system:node:${instance}",
   "key": {
     "algo": "rsa",
@@ -160,14 +160,14 @@ for instance in worker-0 worker-1 worker-2; do
       "ST": "Oregon"
     }
   ]
-  }
-  EOF
+}
+EOF
 
-  EXTERNAL_IP=$(az vm show --name ${instance} -d --query publicIps -o tsv)
+EXTERNAL_IP=$(az vm show --name ${instance} -d --query publicIps -o tsv)
 
-  INTERNAL_IP=$(az vm show --name ${instance} -d --query privateIps -o tsv)
+INTERNAL_IP=$(az vm show --name ${instance} -d --query privateIps -o tsv)
 
-  cfssl gencert \
+cfssl gencert \
   -ca=ca.pem \
   -ca-key=ca-key.pem \
   -config=ca-config.json \