fix: dupe var 🤦 (#139)

variables.tf

@@ -52,12 +52,6 @@ variable "private_subnet_ids" {
   default     = []
 }
 
-variable "cluster_endpoint_public_access_cidrs" {
-  description = "List of CIDR blocks which can access the Amazon EKS public API server endpoint"
-  type        = list(string)
-  default     = ["0.0.0.0/0"]
-}
-
 variable "cluster_ip_family" {
   description = "The IP family used to assign Kubernetes pod and service addresses. Valid values are `ipv4` (default) and `ipv6`. You can only specify an IP family when you create a cluster, changing this value will force a new cluster to be created"
   type        = string