Revert nginx-ingress-controller

Signed-off-by: Waleed Malik <ahmedwaleedmalik@gmail.com>

charts/nginx-ingress-controller/Chart.yaml

@@ -1,13 +1,34 @@
-apiVersion: networking.k8s.io/v1
-kind: Ingress
-metadata:
-  name: ingress-demo
-  annotations:
-    cert-manager.io/issuer: "letsencrypt-staging" # Replace this with a production issuer once you've tested it
-    [..]
-spec:
-  tls:
-    - hosts:
-        - ingress-demo.example.com
-      secretName: ingress-demo-tls
-    [...]
+# Copyright 2020 The Kubermatic Kubernetes Platform contributors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+apiVersion: v2
+name: nginx-ingress-controller
+version: 9.9.9-dev
+appVersion: 1.10.0
+description: nginx-ingress-controller
+keywords:
+  - kubermatic
+  - nginx-ingress-controller
+  - nginx
+home: https://github.com/kubernetes/ingress/
+sources:
+  - https://github.com/kubernetes/ingress-nginx/tree/master/charts/ingress-nginx
+maintainers:
+  - name: The Kubermatic Kubernetes Platform contributors
+    email: support@kubermatic.com
+dependencies:
+  - name: ingress-nginx
+    repository: https://kubernetes.github.io/ingress-nginx
+    version: 4.10.0
+    alias: nginx