chore: enable service account token rotation for testing

Signed-off-by: Martin Linkhorst <[email protected]>

cluster/config-defaults.yaml

@@ -299,7 +299,7 @@ apiserver_proxy: "true"
 # requires apiserver_proxy to be set to "true"
 allow_external_service_accounts: "false"
 # issue service account tokens with expiration time.
-rotate_service_account_tokens: "false"
+rotate_service_account_tokens: "true"
 
 # use kube-aws-iam-controller for kube-system components
 kube_aws_iam_controller_kube_system_enable: "true"