Merge pull request #8532 from zalando-incubator/refactor-rbac-e2e

[e2e] Refactor RBAC tests to use client-go instead of raw HTTP

Author: demonCoder95

cluster/config-defaults.yaml

@@ -1194,4 +1194,9 @@ teapot_admission_controller_scheduling_controls_enabled: "false"
 teapot_admission_controller_scheduling_controls_default_architecture: "amd64"
 
 # role-sync-controller configs
+# Enabled by default only on Zalando EKS clusters
+{{ if eq .Cluster.Provider "zalando-eks" }}
+role_sync_controller_enabled: "true"
+{{ else }}
 role_sync_controller_enabled: "false"
+{{ end }}