Traefik - enable support nginx-ingress-controller annotation

[mborne]

$ helm repo add traefik https://traefik.github.io/charts
$ helm repo update
$ helm upgrade --install traefik traefik/traefik --namespace traefik \
  --create-namespace \
  --set="image.tag=v3.6.2" \
  --set="logs.general.level=DEBUG" \
  --set="service.type=ClusterIP" \
  --set="additionalArguments={--providers.kubernetesIngressNGINX}"

https://traefik.io/blog/migrate-from-ingress-nginx-to-traefik-now