major(ingress): Migrate hel1 to ha-proxy controller

Most ingresses annotations should be work with small changes.

values/system/hel1/hubble-ui-ingress.yaml

@@ -2,13 +2,11 @@ apiVersion: networking.k8s.io/v1
 kind: Ingress
 metadata:
   annotations:
-    nginx.ingress.kubernetes.io/auth-signin: https://$host/oauth2/start?rd=$escaped_request_uri
-    nginx.ingress.kubernetes.io/auth-url: https://$host/oauth2/auth
     oceanbox.io/expose: internal
   name: hubble-ui
   namespace: kube-system
 spec:
-  ingressClassName: nginx
+  ingressClassName: haproxy
   rules:
     - host: hubble.hel1.oceanbox.io
       http:
@@ -26,13 +24,11 @@ kind: Ingress
 metadata:
   annotations:
     cert-manager.io/cluster-issuer: letsencrypt-production
-    nginx.ingress.kubernetes.io/proxy-buffer-size: 8k
-    nginx.ingress.kubernetes.io/proxy-busy-buffers-size: 16k
     oceanbox.io/expose: internal
   name: hubble-ui-oauth2-proxy
   namespace: kube-system
 spec:
-  ingressClassName: nginx
+  ingressClassName: haproxy
   rules:
     - host: hubble.hel1.oceanbox.io
       http: