K8S-402 dialog variable workaround

Author: dfateyev

configs/settings.yaml

@@ -16,7 +16,7 @@ fields:
         hideLabel: true
         default: |-
           OPERATOR_NAMESPACE=open-liberty
-          kubectl create namespace ${OPERATOR_NAMESPACE}
+          kubectl create namespace "$OPERATOR_NAMESPACE"
           kubectl apply -f https://raw.githubusercontent.com/OpenLiberty/open-liberty-operator/master/deploy/releases/0.7.0/openliberty-app-crd.yaml
           curl -L https://raw.githubusercontent.com/OpenLiberty/open-liberty-operator/master/deploy/releases/0.7.0/openliberty-app-cluster-rbac.yaml | sed -e "s/OPEN_LIBERTY_OPERATOR_NAMESPACE/${OPERATOR_NAMESPACE}/"  | kubectl apply -f -
           curl -L https://raw.githubusercontent.com/OpenLiberty/open-liberty-operator/master/deploy/releases/0.7.0/openliberty-app-operator.yaml  | sed -e "s/OPEN_LIBERTY_WATCH_NAMESPACE/${OPERATOR_NAMESPACE}/"  | kubectl apply -n ${OPERATOR_NAMESPACE} -f -