Add managed-by label to defaultLabels template

Author: PhBouzid

operator/charts/helm/zookeeper-service/templates/_helpers.tpl

@@ -498,5 +498,6 @@ Common Zookeeper chart related resources labels
 {{- define "zookeeper.defaultLabels" -}}
 app.kubernetes.io/version: '{{ .Values.ARTIFACT_DESCRIPTOR_VERSION | trunc 63 | trimAll "-_." }}'
 app.kubernetes.io/component: 'backend'
+app.kubernetes.io/managed-by: {{ .Release.Service }}
 app.kubernetes.io/part-of: '{{ .Values.PART_OF }}'
-{{- end -}}
+{{- end -}}