style: use yaml folded multiline block

.gitlab-ci.yml

@@ -44,16 +44,16 @@ deploy_ood_proxy_node:
       #!/bin/bash
       echo "$DEV_KEY" >> /root/.ssh/authorized_keys
       EOF
-    - |
-      export NEW_INSTANCE_ID=$(openstack server create \
-      -c id -f value --image $PROXY_OOD_IMAGE_ID \
-      --network $OOD_PROXY_NETWORK \
-      --security-group ood-https-ports \
-      --security-group node-exporter \
-      --security-group allow-ssh \
-      --user-data user_data.txt \
-      --flavor $INSTANCE_FLAVOR \
-      --wait \
+    - >
+      export NEW_INSTANCE_ID=$(openstack server create
+      -c id -f value --image $PROXY_OOD_IMAGE_ID
+      --network $OOD_PROXY_NETWORK
+      --security-group ood-https-ports
+      --security-group node-exporter
+      --security-group allow-ssh
+      --user-data user_data.txt
+      --flavor $INSTANCE_FLAVOR
+      --wait
       $OOD_PROXY_INSTANCE_NAME)
     - openstack server add floating ip $OOD_PROXY_INSTANCE_NAME $FLOATING_IP
   rules:
@@ -78,16 +78,16 @@ deploy_ssh_proxy_node:
       #!/bin/bash
       echo "$DEV_KEY" >> /root/.ssh/authorized_keys
       EOF
-    - |
-      export NEW_INSTANCE_ID=$(openstack server create \
-      -c id -f value --image $PROXY_SSH_IMAGE_ID \
-      --network $OOD_PROXY_NETWORK \
-      --security-group ood-https-ports \
-      --security-group node-exporter \
-      --security-group allow-ssh \
-      --user-data user_data.txt \
-      --flavor $INSTANCE_FLAVOR \
-      --wait \
+    - >
+      export NEW_INSTANCE_ID=$(openstack server create
+      -c id -f value --image $PROXY_SSH_IMAGE_ID
+      --network $OOD_PROXY_NETWORK
+      --security-group ood-https-ports
+      --security-group node-exporter
+      --security-group allow-ssh
+      --user-data user_data.txt
+      --flavor $INSTANCE_FLAVOR
+      --wait
       $SSH_PROXY_INSTANCE_NAME)
     - openstack server add floating ip $SSH_PROXY_INSTANCE_NAME $FLOATING_IP
   rules: