more work (take 4)

templates/ingress.yaml

-{{- $APP_NAMESPACE := print .Chart.Name "-" .Values.APP_ENV -}}
 {{- if .Values.ingress.enabled -}}
 {{- if semverCompare ">=1.14-0" .Capabilities.KubeVersion.GitVersion -}}
 apiVersion: networking.k8s.io/v1beta1
@@ -9,11 +8,11 @@ kind: Ingress
 metadata:
   name: "{{ apache_shib.APP_NAMESPACE }}"
   annotations:
-    external-dns.alpha.kubernetes.io/hostname="{{ .Values.SERVERNAME }}"
+    external-dns.alpha.kubernetes.io/hostname: "{{ .Values.SERVERNAME }}"
     networking.gke.io/managed-certificates: "certificate-patchman-{{ .Values.APP_ENV }}"
     kubernetes.io/ingress.allow-http: "false"
 spec:
   backend:
-    serviceName: "{{ $APP_NAMESPACE }}"
+    serviceName: "{{ apache_shib.APP_NAMESPACE }}"
     servicePort: 80
 {{- end }}