Update Common Lables template in starter chart

Have update the Common Labels template in the starter chart so that the
value for the `app.kubernetes.io/version` is set to the same value as
the image tag used in the deployment.

Signed-off-by: Thomas O'Donnell <andy.tom@gmail.com>

pkg/chartutil/create.go

@@ -424,9 +424,7 @@ Common labels
 {{- define "<CHARTNAME>.labels" -}}
 helm.sh/chart: {{ include "<CHARTNAME>.chart" . }}
 {{ include "<CHARTNAME>.selectorLabels" . }}
-{{- if .Chart.AppVersion }}
-app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
-{{- end }}
+app.kubernetes.io/version: {{ .Values.image.tag | default .Chart.AppVersion | quote }}
 app.kubernetes.io/managed-by: {{ .Release.Service }}
 {{- end }}