[stable/opencart] Add chart and release labels in pods (#6886)

stable/opencart/Chart.yaml

@@ -1,5 +1,5 @@
 name: opencart
-version: 2.0.2
+version: 2.0.3
 appVersion: 3.0.2-0
 description: A free and open source e-commerce platform for online merchants. It provides
   a professional and reliable foundation for a successful online store.

stable/opencart/templates/deployment.yaml

@@ -13,6 +13,8 @@ spec:
     metadata:
       labels:
         app: {{ template "opencart.fullname" . }}
+        chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
+        release: "{{ .Release.Name }}"
     spec:
       {{- if .Values.image.pullSecrets }}
       imagePullSecrets: