Revert "Add ingressClassName to ingress.yml files"

This reverts commit bbfdd41b07.

etc/k8s/helm-chart/eventhub/charts/account/templates/account-ingress.yaml

@@ -11,7 +11,6 @@ metadata:
     nginx.ingress.kubernetes.io/configuration-snippet: |
       more_set_input_headers "from-ingress: true";
 spec:
-  ingressClassName: nginx
   tls:
   - hosts:
       - {{ .Values.global.accountDomain }}

etc/k8s/helm-chart/eventhub/charts/admin-api/templates/admin-api-ingress.yaml

@@ -9,7 +9,6 @@ metadata:
     nginx.ingress.kubernetes.io/proxy-buffers-number: "{{ .Values.global.nginxProxyBuffersNumber }}"
     cert-manager.io/cluster-issuer: letsencrypt
 spec:
-  ingressClassName: nginx
   tls:
   - hosts:
       - {{ .Values.global.adminApiDomain }}

etc/k8s/helm-chart/eventhub/charts/admin/templates/admin-ingress.yaml

@@ -11,7 +11,6 @@ metadata:
     nginx.ingress.kubernetes.io/configuration-snippet: |
       more_set_headers "blazor-environment: {{ .Values.global.dotnetEnvironment }}";
 spec:
-  ingressClassName: nginx
   tls:
   - hosts:
       - {{ .Values.global.adminDomain }}

etc/k8s/helm-chart/eventhub/charts/api/templates/api-ingress.yaml

@@ -9,7 +9,6 @@ metadata:
     nginx.ingress.kubernetes.io/proxy-buffers-number: "{{ .Values.global.nginxProxyBuffersNumber }}"
     cert-manager.io/cluster-issuer: letsencrypt
 spec:
-  ingressClassName: nginx
   tls:
   - hosts:
       - {{ .Values.global.apiDomain }}

etc/k8s/helm-chart/eventhub/charts/www/templates/www-ingress.yaml

@@ -12,7 +12,6 @@ metadata:
 {{- end }}
     cert-manager.io/cluster-issuer: letsencrypt
 spec:
-  ingressClassName: nginx
   tls:
   - hosts:
       - {{ .Values.global.wwwDomain }}