adds standard labels to prestashop chart pvc's (#323)

stable/prestashop/Chart.yaml

@@ -1,5 +1,5 @@
 name: prestashop
-version: 0.4.0
+version: 0.4.1
 description: A popular open source ecommerce solution. Professional tools are easily accessible to increase online sales including instant guest checkout, abandoned cart reminders and automated Email marketing.
 keywords:
 - prestashop

stable/prestashop/templates/apache-pvc.yaml

@@ -3,6 +3,11 @@ kind: PersistentVolumeClaim
 apiVersion: v1
 metadata:
   name: {{ template "fullname" . }}-apache
+  labels:
+    app: {{ template "fullname" . }}
+    chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
+    release: "{{ .Release.Name }}"
+    heritage: "{{ .Release.Service }}"
   annotations:
     volume.alpha.kubernetes.io/storage-class: {{ .Values.persistence.apache.storageClass | quote }}
 spec:

stable/prestashop/templates/prestashop-pvc.yaml

@@ -3,6 +3,11 @@ kind: PersistentVolumeClaim
 apiVersion: v1
 metadata:
   name: {{ template "fullname" . }}-prestashop
+  labels:
+    app: {{ template "fullname" . }}
+    chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
+    release: "{{ .Release.Name }}"
+    heritage: "{{ .Release.Service }}"
   annotations:
     volume.alpha.kubernetes.io/storage-class: {{ .Values.persistence.prestashop.storageClass | quote }}
 spec: