Upgrade Traefik to chart version 11.1.1 and app version 2.9.1

Upgrade Traefik to chart version 11.1.1 and app version 2.9.1

No problems deploying to Proxmox VE K3s Kubernetes cluster via Helm Chart and Flux V2 reconciliation in a GitOps approach.
Application v2.9.1
Helm Chart v11.1.1