kong-app release v2.6.0

Fixes

• Disable Secrets creation validation in ValidatingWebhookConfiguration. This fixes deployments with ingressController.admissionWebhook.enabled in values.

Updates

• Align with upstream chart version 26eff4f (Changes in upstream repository)
• Update kong/kubernetes-ingress-controller to 2.1.1
• Update kong/kong to 2.7.1