use chart name instead of unexistant template definition (#13612)

Signed-off-by: Amath Sarr <amath.sarr@gmail.com>

stable/magento/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v1
 name: magento
-version: 5.1.1
+version: 5.1.2
 appVersion: 2.3.1
 description: A feature-rich flexible e-commerce solution. It includes transaction options, multi-store functionality, loyalty programs, product categorization and shopper filtering, promotion rules, and more.
 keywords:

stable/magento/templates/ingress.yaml

@@ -5,7 +5,7 @@ metadata:
   name: {{ template "magento.fullname" . }}
   labels:
     app: "{{ template "magento.fullname" . }}"
-    chart: "{{ template "magento.chart" . }}"
+    chart: {{ .Chart.Name | quote }}
     release: {{ .Release.Name | quote }}
     heritage: {{ .Release.Service | quote }}
   annotations: