fix env var in UI chart (#967)

* fix env var in UI chart

* re-include 1.4.0 in helm chart index

* fix import in UI main.py and updated images

charts/postgres-operator-ui/templates/clusterrole.yaml

@@ -38,6 +38,7 @@ rules:
 - apiGroups:
   - apps
   resources:
+  - deployments
   - statefulsets
   verbs:
   - get

charts/postgres-operator-ui/templates/deployment.yaml

@@ -1,5 +1,5 @@
-apiVersion: "apps/v1"
-kind: "Deployment"
+apiVersion: apps/v1
+kind: Deployment
 metadata:
   labels:
     app.kubernetes.io/name: {{ template "postgres-operator-ui.name" . }}
@@ -44,7 +44,7 @@ spec:
             - name: "OPERATOR_CLUSTER_NAME_LABEL"
               value: {{ .Values.envs.operatorClusterNameLabel }}
             - name: "RESOURCES_VISIBLE"
-              value: {{ .Values.envs.resourcesVisible }}
+              value: "{{ .Values.envs.resourcesVisible }}"
             - name: "TARGET_NAMESPACE"
               value: {{ .Values.envs.targetNamespace }}
             - name: "TEAMS"