fix: add ip address when manage_aws_auth is true and public_access is false (#745)

variables.tf

@@ -234,6 +234,12 @@ variable "iam_path" {
   default     = "/"
 }
 
+variable "cluster_endpoint_private_access_cidrs" {
+  description = "List of CIDR blocks which can access the Amazon EKS private API server endpoint, when public access is disabled"
+  type        = list(string)
+  default     = ["0.0.0.0/0"]
+}
+
 variable "cluster_endpoint_private_access" {
   description = "Indicates whether or not the Amazon EKS private API server endpoint is enabled."
   type        = bool