ingress-nginx: Upgrade to 0.19.0

Upstream Changes:

-   ingress-nginx 0.19.0 (https://github.com/kubernetes/ingress-nginx/releases/tag/nginx-0.19.0)

Our Changes:

-   Sync templates with upstream changes

roles/kubernetes-apps/ingress_controller/ingress_nginx/templates/role-ingress-nginx.yml.j2

@@ -4,6 +4,9 @@ kind: Role
 metadata:
   name: ingress-nginx
   namespace: {{ ingress_nginx_namespace }}
+  labels:
+    app.kubernetes.io/name: ingress-nginx
+    app.kubernetes.io/part-of: ingress-nginx
 rules:
   - apiGroups: [""]
     resources: ["configmaps", "pods", "secrets", "namespaces"]
@@ -22,11 +25,7 @@ rules:
   - apiGroups: [""]
     resources: ["endpoints"]
     verbs: ["get"]
-  - apiGroups:
-    - policy
-    resourceNames:
-    - ingress-nginx
-    resources:
-    - podsecuritypolicies
-    verbs:
-    - use
+  - apiGroups: ["policy"]
+    resourceNames: ["ingress-nginx"]
+    resources: ["podsecuritypolicies"]
+    verbs: ["use"]